MEDIUM
Earn 100

Give the correct order of initials T or F for the following statements. Use T if the statement is true and F if it is false.
(I) Sulphide ions reacts with to form a purple coloured compound . In the reaction, the oxidation state of iron changes
(II) compounds are relatively more stable than compounds
(III) The welding of magnesium can be done in the atmosphere of helium
(IV) on hydrolysis will give
(a)FFTT
(b)FTTT
(c)TFTF
(d)TFTT

50% studentsanswered this correctly
Important Questions on Inorganic Chemistry in the Laboratory and in Industry
HARD

EASY

MEDIUM
Match List I with List II.
List-I (Anion) |
List-II (gas evolved on reaction with dil. ) |
||
(A) | (I) |
Colourless gas which turns lead acetate paper black. |
|
(B) | (II) |
Colourless gas which turns acidified potassium dichromate solution green. |
|
(C) | (III) | Brown fumes which turns acidified KI solution containing starch blue. | |
(D) | (IV) | Colourless gas evolved with brisk effervescence, which turns lime water milky. |
Choose the correct answer from the options given below

EASY
Catalyst | Process | ||
A. | i. | Wacker process | |
B. | ii. | Ziegler – Natta polymerisation | |
C. | iii. | Contact process` | |
D. | iv. | Deacon’s process |

EASY

HARD

MEDIUM

HARD

EASY

MEDIUM

MEDIUM

EASY

EASY

MEDIUM

HARD

EASY

HARD
(Atomic Number of )

HARD

MEDIUM

MEDIUM

