Chemistry - Mock Test 32

Question 311

Energy produced in nuclear reaction is given by?

A) Charle's law B) Grahm's law C) Gay - Lussac's law D) Einstein's law

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Question 312

A particle which is four times in mass and two times in charge that of proton is?

A) helium atom B) an alpha particle C) deuteron D) tritium

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Question 313

Water always contains hydrogen and oxygen in the ratio 1:8 by weight.This is in accordance with the?

A) Law of Conservation of mass B) Law of Multiple Proportions C) Law of Definite Proportion D) Law of Reciprocal Proportions

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Question 314

Neutrino has?

A) charge -1,mass 1 B) charge 0, mas 0 C) charge +1, mass 1 D) charge 0, mass 1

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Question 315

Nucleons are?

A) protons and neutrons B) neutrons and electros C) protons and electrons D) protons, neutrons and electrons

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Question 316

The oldest known organic compound is?

A) Acetic acid B) Urea C) Methane D) Benzene

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Question 317

In the making of jewels, gold is usually mixed with?

A) copper B) tin C) aluminium D) zinc

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Question 318

In atomic reactors,graphite is used as?

A) linear of the ractor B) moderator C) fuel D) lubricant

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Question 319

Rutherford's alpha-scattering experiment related to the size of the?

A) electron B) nucleus C) atom D) neutron

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Question 320

A mixture of ethyl alcohol and water can be seperated by?

A) using a seperating funnel B) fractional distillation C) sublimation D) evaporation

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