Basic Concepts in Chemistry (KVPY (Kishore Vaigyanik Protsahan Yojana) Stream-SA (Class 11) Chemistry): Questions 7 - 12 of 17

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Question number: 7

» Basic Concepts in Chemistry » Empirical and Molecular Formulae

Appeared in Year: 2012

MCQ▾

Question

The value of ‘x’ in KAl (SO4) x. 12H2O is:

Choices

Choice (4) Response

a.

1

b.

3

c.

2

d.

4

Question number: 8

» Basic Concepts in Chemistry » Mole Concept

Appeared in Year: 2010

MCQ▾

Question

The molar mass of Equation is 100 g. The maximum amount of carbon dioxide that can be liberated on heating 25 g ofEquation 3 is -

Choices

Choice (4) Response

a.

11 g

b.

2.2 g

c.

22 g

d.

55 g

Question number: 9

» Basic Concepts in Chemistry » Chemical Equations and Stoichiometry

Appeared in Year: 2015

MCQ▾

Question

The gas released when baking soda is mixed with vinegar is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 10

» Basic Concepts in Chemistry » Atomic and Molecular Masses

Appeared in Year: 2015

MCQ▾

Question

Mendeleev’s periodic law states that the properties of elements are a periodic function of their

Choices

Choice (4) Response

a.

Electronic configuration

b.

Reactivity of elements

c.

Atomic mass

d.

Atomic size

Question number: 11

» Basic Concepts in Chemistry » Chemical Equations and Stoichiometry

Appeared in Year: 2015

MCQ▾

Question

The major products of the following reaction

Equation

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 12

» Basic Concepts in Chemistry » Empirical and Molecular Formulae

Appeared in Year: 2014

MCQ▾

Question

What is the equivalent weight of Equation in the following reaction?

Equation

Choices

Choice (4) Response

a.

33

b.

21

c.

11.5

d.

Question does not provide sufficient data or is vague

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