Chemistry (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 76 - 80 of 142

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Question number: 76

» Chemistry » Periodic Classification of Elements

MCQ▾

Question

What is the most correct name for the ionic compound formed by Fe+2+Cl ?

Choices

Choice (4) Response
a.

Iron (II) chloride

b.

Iron (I) chloride

c.

Iron (III) chloride

d.

Iron (IV) chloride

Question number: 77

» Chemistry » Metals & Non Metals

MCQ▾

Question

Consider the following statements

I. Aluminum is a member of group 3, so it is not a transition metal.

II. Plutonium is an actinide and a rare earth element.

Which of the above statements is/are correct?

Choices

Choice (4) Response
a.

I and II

b.

Only II

c.

Only I

d. Question does not provide sufficient data or is vague

Question number: 78

» Chemistry » Carbon and Its Compounds

MCQ▾

Question

Hydrocarbon having alternate single and double bonds arranged in the form of ring is

Choices

Choice (4) Response
a.

hexene

b.

benzene

c.

cyclobutane

d.

cyclohexene

Question number: 79

» Chemistry » Periodic Classification of Elements

MCQ▾

Question

SnO2+H2Sn+H2O . This is an unbalanced equation. Write its balanced equation.

Choices

Choice (4) Response
a.

SnO2+2H2Sn+2H2O2

b.

SnO2(s)+2H2Sns+2H2O2

c.

SnO2+H2Sn+2H2O2

d.

SnO2(s)+2H2(g)Sn(s)+2H2O2(g)

Question number: 80

» Chemistry » Physical and Chemical Changes

MCQ▾

Question

A student took five test tubes containing solutions of different colors marked I, II, III, IV and V as shown below. The test tubes containing copper sulphate and ferrous sulphate solution could be the tubes

Five test tubes containing different colors

Five Test Tubes Containing Different Colors

Find the test tube containing copper sulphate and ferrous sulphate

Choices

Choice (4) Response
a.

Ill and V

b.

I and V

c.

II and IV

d.

IV and V

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