HSC Science (Electronics) इयत्ता १२ वी - Maharashtra State Board Question Bank Solutions

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

Potassium bromide solution

But-1-ene on reaction with HCl in the presence of sodium peroxide yields _______.

IUPAC name of is C₆H₅ − CH₂ − C − CH₂ − CH₂ − CH₂ − CH₃ is _______

(A) 1-Phenylhexan-2-one

(B) 6-Phenylhexan-5-one

(C) 1-Benzylhexan-5-one

(D) Dodecan-5-one

How is nitromethane prepared from the following?

alkyl halide

How is nitromethane prepared from the following?

α-nitroalkene

Write the structure of simple triglycerides.

State the function of insulin.

How van’t Hoff factor is related to the degree of dissociation?

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

Write any two uses of Chlorine.

Define Reference electrode

What is the action of chlorine on CS₂

Answer the following.

What is the action of chlorine on Excess NH₃.

Complete and rewrite the balanced chemical equations

How will you convert acetone to acetone cyanohydrin?

State and explain Hess’s law of constant heat summation.

The density of silver having an atomic mass of 107.8 g mol^{- 1} is 10.8 g cm^-3. If the edge length of cubic unit cell is 4.05 × 10^{- 8}
 cm, find the number of silver atoms in the unit cell.
 ( N_A = 6.022 × 10²³, 1 Å = 10^-8 cm)

What is the ‘Ellingham diagram’? Write any ‘two points’ of its significance. 

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

Number of types of orthorhombic unit cell is ___________.