MCQs in General Chemistry Part VIII

(Last Updated On: December 8, 2017)

MCQs in General Chemistry Part 8

This is the Multiples Choice Questions Part 8 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 10: MCQs from Number 451 – 500                 Answer key: PART X

Continue Practice Exam Test Questions Part VIII of the Series

Choose the letter of the best answer in each questions.

351. What is the opposite of alkali?

  • A. Acid
  • B. Fluid
  • C. Carbon
  • D. Oxide

352. The amount of electricity a battery can produce is controlled by the __________.

  • A. Thickness of the plate
  • B. Plate surface area
  • C. Strength of the acid
  • D. Discharge load

353. What represents the number of protons in the nucleus of an atom?

  • A. Molecular number
  • B. Proton number
  • C. Mass number
  • D. Atomic number

354. The electrolyte is a solution of water and __________.

  • A. Sulfuric acid
  • B. Uric acid
  • C. Nitric acid
  • D. Formic acid

355. What is deuteron?

  • A. A neutron plus two protons
  • B. A nucleus containing a neutron and a proton
  • C. An electron with a positive charge
  • D. A helium molecules

356. Which of the following elements is NOT radioactive?

  • A. Plutonium
  • B. Californium
  • C. Uranium
  • D. Cobalt

357. The formula for DinitrogenPentoxide is:

  • A. N2O5
  • B. NO3
  • C. NO
  • D. N3O4

358. One of the following statements is wrong. Which one is it?

  • A. Electron is an elementary quantity of negative electricity
  • B. Proton is an elementary quantity of positive electricity
  • C. An atom is composed of a central nucleus and orbital electrons
  • D. The mass of an electron is heavier than that of a proton

359. What are compounds with the same molecular formula but with different structural formula?

  • A. Aldehydes
  • B. Amines
  • C. Isomers
  • D. Esters

360. What is formed when a carboxylic acid and an alcohol react, with water as a by-product?

  • A. Amine
  • B. Ester
  • C. Polymer
  • D. Teflon

361. What common carboxylic acid is found in yogurt?

  • A. Lactic acid
  • B. Citric acid
  • C. Tartaric acid
  • D. Lauric acid

362. What carboxylic acid is found in grapes?

  • A. Lactic acid
  • B. Citric acid
  • C. Tartaric acid
  • D. Lauric acid

363. What carboxylic acid is found in coconut oil?

  • A. Lactic acid
  • B. Citric acid
  • C. Tartaric acid
  • D. Lauric acid

364. What do you call the distance pattern in space which the atoms of metal arranged themselves when they combine to produce a substance of recognizable size?

  • A. Space-lattice
  • B. Crystal
  • C. Grain
  • D. Unit cell

365. When a solid has crystalline structure, the atoms arranged in repeating structures called ________.

  • A. Lattice
  • B. Unit cell
  • C. Crystal
  • D. Domain

366. What refers to a crystal imperfection characterized by regions of severe atomic misfit where atoms are not properly surrounded by neighbor atoms?

  • A. Discrystallization
  • B. Dislocation
  • C. Slip step
  • D. Dispersion

367. In electrochemistry, oxidation is a loss of __________.

  • A. Ion
  • B. Electron
  • C. Proton
  • D. Anode

368. What is the process of putting back the lost electrons to convert the ion back to a metal?

  • A. Oxidation
  • B. Corrosion
  • C. Reduction
  • D. Ionization

369. Oxidation in an electrochemical cell always takes place where?

  • A. At the anode
  • B. At the cathode
  • C. At the electrode
  • D. At both cathode and anode

370. Reduction in an electrochemical cell always takes place where?

  • A. At the anode
  • B. At the cathode
  • C. At the electrode
  • D. At both cathode and anode

371. What is equal to the fraction of the isotope in a naturally occurring sample of the element?

  • A. The chemical atomic weight of the isotope
  • B. The relative abundance of the isotope
  • C. The electromagnetivity of the isotope
  • D. The quantum number of the isotope

372. What refers to salts of weak bases dissolving in water to form acidic solution?

  • A. Hydrolysis
  • B. Neutralization
  • C. Bufferization
  • D. Titration

373. Which of the following elements has the highest atomic number?

  • A. Titanium
  • B. Plutonium
  • C. Uranium
  • D. Radium

374. All are properties of gaseous state except one. Which one?

  • A. May be expanded or may be compressed
  • B. Have low densities
  • C. Indefinite shape
  • D. Mixed uniformly when soluble in one another

375. All are properties of liquid state except one. Which one?

  • A. Do not expand nor compress to any degree
  • B. Usually flow readily
  • C. Indefinite shape but fixed volume
  • D. Do not mix by diffusion

376. What type of hydrocarbons that do not contain the benzene group or the benzene ring?

  • A. Aromatic hydrocarbon
  • B. Aliphatic hydrocarbon
  • C. Simple hydrocarbon
  • D. Carbon hydrocarbon

377. What is an organic compound that contains the hydroxyl group?

  • A. Base
  • B. Acid
  • C. Alcohol
  • D. Wine

378. What is a reaction in which one molecule adds to another?

  • A. Partial reaction
  • B. Monomolecular reaction
  • C. Molecular reaction
  • D. Additional reaction

379. What refers to the minimum amount of energy required to initiate a chemical reaction?

  • A. Atomic energy
  • B. Activation energy
  • C. Initial energy
  • D. Reaction energy

380. Oxygen comprises what percent in mass in the earth’s crust?

  • A. 50.0
  • B. 49.5
  • C. 48.5
  • D. 47.5

381. What percent of the human body is carbon?

  • A. 22 %
  • B. 20 %
  • C. 18 %
  • D. 16 %

382. What refers to how closely a measured value agrees with the correct value?

  • A. Accuracy
  • B. Precision
  • C. Relative precision
  • D. Relative accuracy

383. What refers to how closely individual measurements agree with each other?

  • A. Accuracy
  • B. Precision
  • C. Relative precision
  • D. Relative accuracy

384. What is the physical appearance of sodium?

  • A. Silver metal
  • B. Yellowish metal
  • C. White crystal
  • D. Reddish gas

385. What is the physical appearance of chlorine?

  • A. Silver metal
  • B. White crystal
  • C. Yellowish gas
  • D. White metal

386. What is the physical appearance of sodium chloride?

  • A. Silver metal
  • B. White crystal
  • C. Yellowish gas
  • D. White metal

387. Who proposed the quantum theory in 1900?

  • A. J,J Thomson
  • B. Neils Bohr
  • C. Max Planck
  • D. Ernest Rutherford

388. What is a general term that refers to an allowed energy state for an electron in the atom?

  • A. Quantum orbital level
  • B. Quantum energy level
  • C. Orbital
  • D. Quantum Theory

389. Who performed an experiment in 1887 that yielded the charge-to-mass ratio of the electrons?

  • A. Niels Bohr
  • B. Ernest Rutherford
  • C. J.J Thompson
  • D. Max Planck

390. What is an alloy of mercury with another metal or metals?

  • A. Amalgram
  • B. Amine
  • C. Allotrope
  • D. Alkynes

391. A compound that contains at least one animo group and at least one carboxyl group is called __________.

  • A. Allotrope
  • B. Animo acid
  • C. Alkenes
  • D. Alkynes

392. A molecular orbit that is of higher energy and lower stability than the atomic orbitals from which it was formed is called __________.

  • A. Main molecular orbital
  • B. Partial molecular orbital
  • C. Bonding molecular orbital
  • D. Anti-bonding molecular orbital

393. A molecular orbit that is of lower energy and greater stability than the atomic orbitals from which it was formed is called __________.

  • A. Main molecular orbital
  • B. Partial molecular orbital
  • C. Bonding molecular orbital
  • D. anti-bonding molecular orbital

394. An ion containing a central metal cation bonded to one or more molecules or ions called __________.

  • A. Compound ion
  • B. Complex ion
  • C. Simplex ion
  • D. Buffer ion

395. Compounds containing CN ion are called __________.

  • A. Cyanides
  • B. Cycloalkanes
  • C. Carbides
  • D. Carboxylic acids

396. A molecule that does not possess a dipole moment is called __________.

  • A. Polar molecule
  • B. Non- polar molecule
  • C. Non-electrolytic molecule
  • D. Electrolytic molecule

397. What refers to a substance that when dissolved in water, gives a solution that is not electrically conducting?

  • A. Non-polar
  • B. Electrolyte
  • C. Non-electrolyte
  • D. Polar

398. What refers to a chemical formula that shows how atoms are bonded to one another in a molecule?

  • A. Molecular formula
  • B. Structural formula
  • C. Standard formula
  • D. Bonding formula

399. What refers to ions that are not involved in the overall reaction?

  • A. Guest ion
  • B. Special ions
  • C. Spectator ions
  • D. Extra ions

400. A compound distinguished by a high molar mass, ranging into thousands and millions of grams, and made up of many repeating cells is called __________.

  • A. Electrolyte
  • B. Polymer
  • C. Nucleotide
  • D. Oxoacid

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

MCQs in General Chemistry Part VIII
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