MCQ in General Chemistry Part 14 | ECE Board Exam

Print Friendly, PDF & Email
(Last Updated On: February 25, 2020)

MCQs in General Chemistry Part 14

This is the Multiples Choice Questions Part 14 of the Series in General chemistry as one of the General Engineering and Applied Sciences (GEAS) topic. In Preparation for the ECE Board Exam make sure to expose yourself and familiarize in each and every questions compiled here taken from various sources including past Board Questions in General Engineering and Applied Sciences (GEAS) field.

Online Questions and Answers in General Chemistry Series

Following is the list of multiple choice questions in this brand new series:

General Chemistry MCQs
PART 1: MCQs from Number 1 – 50                        Answer key: PART I
PART 2: MCQs from Number 51 – 100                   Answer key: PART II
PART 3: MCQs from Number 101 – 150                 Answer key: PART III
PART 4: MCQs from Number 151 – 200                 Answer key: PART IV
PART 5: MCQs from Number 201 – 250                 Answer key: PART V
PART 6: MCQs from Number 251 – 300                 Answer key: PART VI
PART 7: MCQs from Number 301 – 350                 Answer key: PART VII
PART 8: MCQs from Number 351 – 400                 Answer key: PART VIII
PART 9: MCQs from Number 401 – 450                 Answer key: PART IX
PART 14: MCQs from Number 651 – 700                 Answer key: PART XIV

Continue Practice Exam Test Questions Part XIV of the Series

Choose the letter of the best answer in each questions.

651. Which of the following is added to the drinking water distribution system for disinfection?

  • a. Soda Ash
  • b. Chlorine
  • c. Lime
  • d. Iodine

652. What refers to the number of gram equivalent weights of solute per liter of solution?

  • a. molarity
  • b. normality
  • c. molality
  • d. formality

653. It is the attraction between like molecules

  • a. absorption
  • b. diffusion
  • c. adhesion
  • d. cohesion

654. What do you call a substance that cannot be decomposed any further by a chemical reaction?

  • a. ion
  • b. element
  • c. molecule
  • d. atom

655. Which of the following is the strongest type of bonds?

  • a. Van de Waals
  • b. Metallic
  • c. Covalent
  • d. Ionic

656. Sublimation is direct change from

  • a. Solid to liquid phase
  • b. Solid to gaseous phase
  • c. Liquid to gaseous phase
  • d. None of the following

657. What do you call hydrocarbons containing carbon to carbon double bonds?

  • a. Alkanes
  • b. Alkenes
  • c. Alkynes
  • d. None of these

658. How are materials containing atoms with less than valence electrons classified?

  • a. An insulator
  • b. A semi conductor
  • c. A conductor
  • d. A compound

659. Which of the following has the characteristics of both metals and non-metals?

  • a. conductors
  • b. insulators
  • c. metalloids
  • d. meteors

660. How are elements numbered 58 to 71 in the periodic table called?

  • a. Lanthanons
  • b. Actinons
  • c. Earth metals
  • d. Noble gas

661. What type of bonding in which electrostatic attraction is predominant?

  • a. Ionic bonding
  • b. Metallic bonding
  • c. Covalent bonding
  • d. Van der Waals bonding

662. What term refers to the passage of an electric current by way of an oxidation reduction reaction?

  • a. electrolysis
  • b. electrochemical action
  • c. electrolyte
  • d. piezoelectric effect

663. When all atoms of a molecule are the same, the substance is called

  • a. A compound
  • b. A chemical
  • c. An element
  • d. An ion

664. Which of the following refers to the measure of the amount of negative ions in the water?

  • a. acidity
  • b. alkalinity
  • c. turbidity
  • d. molarity

665. What device produces electrical current by way of an oxidation-reduction reaction?

  • a. generator
  • b. galvanic cell
  • c. metallic friction
  • d. all of these

666. What is the maximum number of electrons that can be accommodated in the valence shell of an atom?

  • a. 6
  • b. 8
  • c. 10
  • d. 12

667. Which component of an atom has no electric charge?

  • a. proton
  • b. neutron
  • c. coulomb
  • d. electron

668. What is formed when acids will react with active metals?

  • a. sulfur
  • b. oxygen
  • c. hydrogen
  • d. Chloride

669. How much is the pH content of an acid?

  • a. Between 4 and 6
  • b. Between 2 and 7
  • c. Between 1 and 5
  • d. Between 0 and 7

670. The condition of a liquid electrolyte is measured in terms of its:

  • a. Specific gravity
  • b. Acid content
  • c. Voltage output
  • d. Current value

671. What is the substance that speeds up a chemical reaction without itself undergoing a chemical change?

  • a. ingredients
  • b. reactants
  • c. solvent
  • d. catalyst

672. How are the elements numbered 90 to 103 in the periodic table called?

  • a. alkali
  • b. actinons
  • c. earth metals
  • d. transition metals

673. What is defined as a value equal to the number of gram moles of solute per 1000 grams of solvent?

  • a. molarity
  • b. molality
  • c. normality
  • d. formality

674. Which of the following is NOT a part of an atom?

  • a. electron
  • b. proton
  • c. neutron
  • d. coulomb

675. An element maybe defines a substance, all atoms of which have the same:

  • a. Number of neutrons
  • b. radioactivity
  • c. atomic weight
  • d. atomic number

676. How does all B families and group VII in the periodic table named?

  • a. Light metals
  • b. Rare earth metals
  • c. Non-metals
  • d. Transition metals

677. The device which measures the acid content of the cell is called

  • a. Acid meter
  • b. hydrometer
  • c. hygrometer
  • d. pyrometer

678. The vertical columns of the periodic table are called:

  • a. Groups
  • b. Sections
  • c. Batches
  • d. Families

679. What term is used to refer to a negatively charged ion?

  • a. Anion
  • b. Cathode
  • c. Anode
  • d. Cation

680. In copper atom, the valence ring contains:

  • a. No electrons
  • b. One electron
  • c. Two electrons
  • d. Four electrons

681. The elements along the dark line in the periodic table are referred to as

  • a. Light metals
  • b. Metalloids
  • c. Non-metals
  • d. Heavy metals

682. What do you call an atom that losses some of its electrons or accepts extra electrons from another atom.

  • a. Intrinsic
  • b. mole
  • c. Neutron
  • d. Ion

683. What is the smallest part of matter?

  • a. molecule
  • b. element
  • c. particle
  • d. atom

684. The opposite of alkali

  • a. acid
  • b. fluid
  • c. substance
  • d. none of these

685. What do you call the electrons in the last orbit or shell of an atom?

  • a. Bound electrons
  • b. Free electrons
  • c. Valence electrons
  • d. External electrons

686. Which one is a positively charged ion?

  • a. anion
  • b. cathode
  • c. anode
  • d. cation

687. It is the number of protons in the nucleus of an atom

  • a. Molecular number
  • b. Proton number
  • c. Mass number
  • d. Atomic Number

688. Hydrogen Peroxide solution for hair bleaching is usually prepared mixing 5 grams of hydrogen peroxide (H202). Molecular weight = 34g/ mole) per 100 ml solution. What is the molarity of this solution?

  • a. 1.0 M
  • b. 1.5 M
  • c. 1.95 M
  • d. 1.8 M

689. A cylinder contains oxygen at a pressure of 10 atm and a temperature of 300 K. The volume of the cylinder is 10 liters. What is the mass of the oxygen in grams?

Molecular weight (MW) of oxygen is 32g/mole?

  • a. 125.02
  • b. 130.08
  • c. 135.05
  • d. 120.04

690. The molecular diameter of CO is 3.10 x 10-8 at 300K and pressure of 100mmHg. What is the mean free path of the gas in cm?

  • a. 6.86 x 10-3
  • b. 6.86 x 10-5
  • c. 2.86 x 10-4
  • d. 6.86 x 10-9

691. The electrolyte is the solution of water and

  • a. Sulfuric acid
  • b. Uric acid
  • c. Nitric acid
  • d. Formic acid

692. Which of the following refers to a measure of the quantity of an element or compound?

  • a. Oxidation number
  • b. Atomic number
  • c. Avogadros number
  • d. Mole

693. Acids will turn blue lithmus paper to what color?

  • a. gray
  • b. yellow
  • c. violet
  • d. red

694. What do you call a substance that disassociates in solutions to produce positive and negative ions?

  • a. base
  • b. acid
  • c. electrolyte
  • d. solute

695. During the complete or partial neutralization of acids. What is the ionic compound formed?

  • a. salt
  • b. sugar
  • c. potassium
  • d. sulfur

696. Which of the following are found in the nucleus of an atom?

  • a. electrons and protons
  • b. electrons and neutrons
  • c. protons and neutrons
  • d. electrons, protons and neutrons

697. Which of the following elements and compounds is unstable in its pure form?

  • a. Helium
  • b. Neon
  • c. Carbon Dioxide
  • d. Sodium

698. What refers to the negatively charge component of an atom?

  • a. electron
  • b. proton
  • c. neutron
  • d. ion

699. What element is known as the lightest metal?

  • a. Aluminum
  • b. Manganese
  • c. Magnesium
  • d. Lithium

700. Halogens fall under what group in the periodic table?

  • a. group VIA
  • b. group VA
  • c. group IVA
  • d. group VIIA

Complete List of MCQs in General Engineering and Applied Science per topic

Print Friendly, PDF & Email
Help Me Makes a Difference!

P inoyBIX educates thousands of reviewers/students a day in preparation for their board examinations. Also provides professionals with materials for their lectures and practice exams. Help me go forward with the same spirit.

“Will you make a small $5 gift today?”

Add Comment

© 2014 PinoyBIX Engineering. © 2019 All Rights Reserved | How to Donate? | Follow me on Blogarama Protection Status
Do NOT follow this link or you will be banned from the site!

Math Solution

Advanced Math problem age work mixture digit motion Analytic Geometry 01 problem Analytic Geometry 02 problem clock variation progression misc Combination problem Differential Calculus 01 Problem Differential Calculus 02 Problem Differential Equations Problem Fundamentals in Algebra Fundamentals in Algebra Problem Integral Calculus problem Permutation problem Plane Geometry problem Plane Trigonometry problem Probability problem quadratic equation binomial theorem logarithms Solid Geometry problem Spherical Trigonometry problem System of Numbers Problem Venn Diagram Problem

Questions and Answers in Mathematics

Advanced Math Age Work Mixture Digit Motion Algebra and General Mathematics Analytic Geometry 01 Analytic Geometry 02 Calculus Clock Variation Progression Misc Differential Calculus 01 Differential Calculus 02 Differential Equations Engineering Mathematics Geometry Integral Calculus Plane Geometry Plane Trigonometry Probability and Statistics Quadratic Equation Binomial Theorem Logarithms Solid Geometry Spherical Trigonometry System of Numbers Trigonometry


Pre-board in Electronics Engineering

Pre-board in Electronics Engineering - Answers

Questions and Answers

Basic Television - Grob TV Boylestad Questions and Answers Computer Principles Electrical Circuit Electricity and Magnetism Fundamentals Electronic Circuits Floyd Questions and Answers Floyd Self-test Grob Questions and Answers Industrial Electronics Principles and Applications Malvino Questions and Answers Microelectronics Power Generators / Sources / Principles and Applications Solid State Devices Tests and Measurements Vacuum Tubes

Pre-board in Communications Engineering

Pre-board in Communications Engineering Pre-board in Communications Engineering - Answers

Questions and Answers

Acoustics Antennas Blake Questions and Answers Broadcasting and Cable TV System Digital Communication Networks Forouzan Frenzel Self-test Kennedy Questions and Answers Microwave Communications Miscellaneous Questions in Communications Modulation Navigational Aids and Radar Systems Noise Optical Fiber Communications Radiation and Wave Propagation Satellite Communications Transmission Fundamentals Wire and Wireless Communications

GEAS Solution

Dynamics problem Economics problem Physics problem Statics problem Strength problem Thermodynamics problem

Pre-board in GEAS

Questions and Answers in GEAS

Engineering Economics Engineering Laws and Ethics Engineering Management Engineering Materials Engineering Mechanics General Chemistry Physics Strength of Materials Thermodynamics
Online Tool: Electrical Charge Conversions
Online Tool: Electrical Charge Conversions
Online Tool: Color Code Conversions
Online Tool: Color Code Conversions
Online Tool: Weight Measurement Conversions
Online Tool: Weight Measurement Conversions
Online Tool: Temperature Measurement Conversions
Online Tool: Temperature Measurement Conversions
Consider Simple Act of Caring!: LIKE MY FB PAGE

Our app is now available on Google Play, Pinoybix Elex

Get it on Google Play