Science Content-Basic Chemistry (CTET (Central Teacher Eligibility Test) Paper-II Science): Questions 26 - 31 of 31

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 207 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 200.00 or

Question number: 26

» Science Content » Basic Chemistry

MCQ▾

Question

Metallic oxides are ________ in nature.

Choices

Choice (4) Response

a.

Neutral

b.

Amphoteric

c.

Basic

d.

Acidic

Question number: 27

» Science Content » Basic Chemistry

Appeared in Year: 2012

MCQ▾

Question

The calorific value of a fuel whose 1.5 kg of mass-produces 67, 500 kJ of heat on burning completely will be (May)

Choices

Choice (4) Response

a.

30, 000 Equation

b.

1, 01, 250 Equation

c.

1, 01, 250 Equation

d.

45, 000 Equation

Question number: 28

» Science Content » Basic Chemistry

Appeared in Year: 2012

MCQ▾

Question

Phosphorus is kept in water to (May)

Choices

Choice (4) Response

a.

Prevent its contact with oxygen

b.

Denature it

c.

Purify water

d.

Make water soft

Question number: 29

» Science Content » Basic Chemistry

Appeared in Year: 2012

MCQ▾

Question

Select a compound, which does not have carbon.

Choices

Choice (4) Response

a.

Glucose

b.

Sulphuric acid

c.

Ethanoic acid

d.

Methane

Question number: 30

» Science Content » Basic Chemistry

Appeared in Year: 2012

MCQ▾

Question

The most abundant element found in the earth’s crust is

Choices

Choice (4) Response

a.

Nitrogen

b.

Silicon

c.

Carbon

d.

Oxygen

Question number: 31

» Science Content » Basic Chemistry

Appeared in Year: 2012

MCQ▾

Question

Extraction of copper and iron from their ores involves mainly following steps:

(1) Reduction to metal (2) Enrichment

(3) Refinement (4) Roasting/Calcination

The proper sequence of these steps is (Nov)

Choices

Choice (4) Response

a.

(1), (2), (4), (3)

b.

(1), (4), (2), (3)

c.

(2), (1), (4), (3)

d.

(2), (4), (1), (3)

f Page
Sign In