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HSC Science (Electronics) १२ वीं कक्षा - Maharashtra State Board Important Questions

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What is the action of chlorine (Cl) on the following:

Hot and concentrated caustic soda

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Chlorine

What is the action of chlorine (Cl) on the following:

Potassium bromide solution

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Chlorine

Arrange the following oxyacids of chlorine - HClO, HClO2, HClO3, and HClO4 with respect to increasing order of oxidizing power.

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Chlorine

Write any two uses of Chlorine.

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Chlorine

What is the action of chlorine on CS2

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Chlorine

Answer the following.

What is the action of chlorine on Excess NH3.

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Chlorine

Draw the structure of IF7. Write its geometry and the type of hybridization.

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Interhalogen Compounds

Arrange the following oxyacids of chlorine in decreasing order of their thermal stability. Give reason.
 HOClO, HOCl, HClO4, HOClO2

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Oxoacids of Halogens

Write any ‘four points’ of difference between fluorine and other halogens.

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Anomalous Behaviour of Fluorine

Which of the following compounds of chlorine is used as refrigerant? 

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Chlorine

What happens when chlorine reacts with?

Al

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Chlorine

What happens when chlorine reacts with?

Na

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Chlorine

What happens when chlorine reacts with?

S8

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Chlorine

What happens when chlorine reacts with?

P4

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Chlorine

The boiling point of HCl is ______.

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Hydrogen Chloride

Write the chemical reaction when chlorine reacts with dry slaked lime.

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: P - Block Group 17 Elements >> Chlorine

Arrange the following in the increasing order of the property mentioned:

MF, MCl, MBr, MI (ionic character)

Appears in 1 question paper
Chapter: [7.03] Group 17 Elements
Concept: Concept of Group 17 Elements

Write electronic configuration and two uses of neon. (Z = 10)

Appears in 1 question paper
Chapter: [7.04] Group 18 Elements
Concept: P - Block Group 18 Elements >> Concept of Group 18 Elements

Write the electronic configuration of the following element:

Krypton (Z = 36)

Appears in 1 question paper
Chapter: [7.04] Group 18 Elements
Concept: P - Block Group 18 Elements >> Concept of Group 18 Elements

Sulfur dioxide reacts with sodium hydroxide solution to form _______.

Appears in 1 question paper
Chapter: [7.04] Group 18 Elements
Concept: P - Block Group 18 Elements >> Concept of Group 18 Elements
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