Non Metal And Its Compounds - Study Mode

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[#156] The chemical formula of ammonium sulphate is . . . . . . . .

(A) NH 4 (SO 3 ) 2

(B) (NH 4 ) 2 SO 4

(C) (NH 4 ) 2 SO 3

(D) NH 4 (SO 4 ) 2

Correct Answer

(B) (NH 4 ) 2 SO 4

[#157] Name the group of modern periodic table in which all elements are gases?

(A) Group 18

(B) Group 14

(C) Group 12

(D) Group 10

Correct Answer

(A) Group 18

[#158] Which gas is used in aerated water?

(A) CO 2

(B) SO 2

(C) CO

(D) Water vapours

Correct Answer

(A) CO 2

[#159] One of the reasons for the formation of strong bonds by carbon is its . . . . . . . . shape.

(A) large

(B) medium

(C) small

(D) very large

Correct Answer

(C) small

[#160] If any of the following non-metals are placed in the air, then it ignites?

(A) Sulphur

(B) Uranium

(C) Nitrogen

(D) Phosphorus

Correct Answer

(D) Phosphorus