Periodic Properties

Question 1

The elements in D block which aren’t transition elements

Answer 1

Zn,Hg,Cd

Question 2

Noble elements atm number for estimation of the position of an element

Answer 2

2
10
18
36
54
86
118

Question 3

Lanthanoids,actinoids range of atm number

Answer 3

Lanthanide:- 57-71
Actinoids:- 89-103

Question 4

After 100 naming of elements

Answer 4

https://imgur.com/RgXiIWJ

Question 5

OS in which metals are always amphoteric

Answer 5

4

Question 6

Amphoteric oxides trick

Answer 6

Zanabe Ali gaye suna core vo sab asmaano ke prabhu

Question 7

Does the OS of the element changes in hydrolysis

Answer 7

no it doent changes

Question 8

Hoffman elimination of quaternary ammonium salts

Question 9

Hoffman mustard oil test, reagent used it and the reaction and what spells like mustard oil and for which type of amine is it for

Question 10

Which tests helps in distinguishing 1,2,3 degree amines

Question 11

Carbylamine test reaction, reagent used

Question 12

Hinsberg test reagent used and the indications

Question 13

Nitrous test reagent and indications

Question 14

Bromination of aniline with H2O and CS2

Question 15

Nitrogenation of aniline with HNO3 and H2SO4

Question 16

Nitrobenzene in Zn/NaOH with LiAlH4 forms

Question 17

Nitrobenzene in Zn/NaOH forms

Question 18

R-CN and R-NC with LiAlH4 and other reducing agents form

Question 19

Carboxylic acid with N3H forms

Question 20

1,2,3 degree amines with Grignard reagent

Question 21

1,2,3 degree Amines with KMnO4(other oxidizing agents)