NEET Chemistry: Questions 298 - 304 of 677

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Question number: 298

» P-Block Elements Group 13 to 18 » Group 17 » Hydrogen Halides

MCQ▾

Question

The substance, which is solid at room temperature, forms ionic compounds and reacts with hydrogen forming a hydride, the aqueous solution of which is acidic, may be?

Choices

Choice (4) Response

a.

Br2

b.

Al

c.

Na

d.

I2

Question number: 299

» P-Block Elements Group 13 to 18 » Group 17 » Oxides and Oxoacids of Halogens

MCQ▾

Question

Which one of the following statement is correct?

Choices

Choice (4) Response

a.

ClO2 and Cl2O are used as bleaching agents and as germicides

b.

ClO2 is the anhydride of HClO2 and HClO3

c.

I2O5 is used in the quantitative estimation of CO

d.

All a. , b. and c. are correct

Question number: 300

» P-Block Elements Group 13 to 18 » Group 18 » Oxides of Xenon

MCQ▾

Question

XeF6+3H2O?

Choices

Choice (4) Response

a.

Xe,3H2O

b.

XeO4,2H2O

c.

XeOF4

d.

XeO3,3H2F2

Question number: 301

» P-Block Elements Group 13 to 18 » Group 16 » Ozone

MCQ▾

Question

Which one of the following is formed when ozone is reacted with potassium hydroxide?

Choices

Choice (4) Response

a.

KO3

b.

K2O3

c.

KO2

d.

H2O2

Question number: 302

» P-Block Elements Group 13 to 18 » Group 16 » Structures of Oxoacids of Sulphur

MCQ▾

Question

The structure of sulphurous acid is?

Choices

Choice (4) Response

a.

Tetrahedral

b.

Sqaureplanar

c.

Angular

d.

Pyramidal

Question number: 303

» P-Block Elements Group 13 to 18 » Group 16 » Structures of Oxoacids of Sulphur

MCQ▾

Question

What is the following oxyacid of Sulphur is known as Caro’s acid?

Choices

Choice (4) Response

a.

H2SO3

b.

H2SO5

c.

H2S2O3

d.

H2SO4

Question number: 304

» Basic Concepts in Chemistry » Empirical and Molecular Formulae

MCQ▾

Question

6.90 gm of a metal carbonate were dissolved in 60 ml of 2 (N) HCL . The excess acid was neutralized by 20 ml of 1 (N) NaOH . What is the equivalent wt. of metal?

Choices

Choice (4) Response

a.

19

b.

20

c.

40

d.

39

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