P-Block Elements Group 13 to 18-Groupwise Study of the P - Block Elements [JEE (Based on NTA Guidelines-IIT Engg.) Mains Chemistry]: Questions 1 - 4 of 6
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Question 1
Appeared in Year: 2015
Question MCQ▾
The correct statement (s) regarding, and is (are) (IIT-JEE Adv)
Choices
Choice (4) | Response | |
---|---|---|
a. | The number of one pair of electrons on cl in (2) and (3) together is three | |
b. | Amongst (1) to (4) the strongest acid is (1) | |
c. | The hybridization of “cl” in (4) is | |
d. | A number of bonds in (1) and (2) together is two. |
Question 2
Question 3
Question MCQ▾
For the electrolytic refining of aluminium, the three fused layers consist of
Choices
Choice (4) | Response | |
---|---|---|
a. | Bottom Layer-Cathode of Al and Cu alloy , Middle Layer- Bauxite and cryolite and Upper Layer- Anode of pure Al | |
b. | Bottom Layer-Anode of Al and Cu alloy , Middle Layer- Cryolite and fluorspar and Upper Layer- Cathode of pure Al | |
c. | Bottom Layer- Cathode of pure AI, Middle Layer- Cryolite and fluorspar and Upper Layer- Anode of Al and Cu alloy | |
d. | Bottom Layer-Anode of impure Al , Middle Layer- Bauxite, cryolite and fluorspar and Upper Layer- Cathode of pure Al |
Question 4
Question MCQ▾
Consider the following statements
(I) . BeO is insoluble but is soluble in water
(II) BaO is in soluble but is soluble in water
(III) LiI is more soluble than KI in ethanol
Choices
Choice (4) | Response | |
---|---|---|
a. | (I) , (II) and (III) | |
b. | (II) and (III) | |
c. | (I) and (II) | |
d. | (I) and (III) |