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

A compound made of elements C and D crystallizes in a fee structure. Atoms of C are present at the corners of the cube. Atoms of D are at the centres of the faces of the cube. What is the formula of the compound?

Name two allotropes of sulphur.

State and explain Raoult's law for the solution of non-volatile solutes.

The standard potential of the electrode Zn²⁺_(0.02M) |Zn_(s) is − 0.76 V. Calculate the electrode potential of the zinc electrode.

Show that the half-life of zero order reaction is `t_(1/2) = ([A]_0)/(2k)`.

 The packing efficiency of bcc is ______.

Write a note on Wurtz Reaction. 

Draw the structure of cis isomers of Pt(NH₃)₂Cl₂.

Draw the structure of trans isomers of Pt(NH₃)₂Cl₂.

Calculate the emf of the following cell at 25°C.

Zn_(s)|Zn²⁺_{(0.08 M)} || Cu²⁺_{(0.l M)} |Cu_(s)

E⁰_zn = − 0.76 V, E⁰_cu = 0.36 V.

Write net cell reaction.

The co-ordination number of Co³⁺ ion in the complex [Co(NH₃)₄Cl₂]^⊕ is ______.

From Wurtz reaction one can not produce:

Carbylamine test is the distinguishing test for ______.

Write the value of `(2.303 RT)/F` in the Nernst equation?

Draw the structure of hypochlorous acid.

Draw structure of sulphur molecule (Rhombic sulphur). Mention bond angle and bond length.

A compound has a hep structure. Calculate the number of voids in 0.4 mol of it.

Write the product formed during Chlorobenzene treated with chlorine reactions.

Write the product formed during Chlorobenzene treated with a cone. HNO₃ in the presence of a cone. H₂SO₄ reaction.