NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 290 - 296 of 3111

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Question 290

Question MCQ▾

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.

Na

b.

Al

c.

I2

d.

Br2

Edit

Question 291

Question MCQ▾

Which one of the following statement is correct?

Choices

Choice (4)Response

a.

ClO2 is the anhydride of HClO2 and HClO3

b.

I2O5 is used in the quantitative estimation of CO

c.

ClO2 and Cl2O are used as bleaching agents and as germicides

d.

All a., b. and c. are correct

Edit

Question 292

Question MCQ▾

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 293

Question MCQ▾

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

Choices

Choice (4)Response

a.

K2O3

b.

H2O2

c.

KO3

d.

KO2

Edit

Question 294

Question MCQ▾

The structure of sulphurous acid is?

Choices

Choice (4)Response

a.

Sqaureplanar

b.

Angular

c.

Tetrahedral

d.

Pyramidal

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Question 295

Question MCQ▾

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

Choices

Choice (4)Response

a.

b.

c.

d.

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Question 296

Question MCQ▾

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

Choices

Choice (4)Response

a.

19

b.

40

c.

39

d.

20

Edit