Find CBSE class 12th Chemistry Practice paper for the Board examination. Question has been framed as per the syllabus covered in the Board examination. It is very important to prepare for the Board examination as it makes a good stock for obtaining excellent marks.
Some Question of this Practice paper are given here
Q. Although the H-bonding in hydrogen fluoride is much stronger than that in water, yet water has a much higher boiling point than hydrogen fluoride. Why?
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Q. What is meant by coagulation of a colloidal solution? Describe briefly any three methods by which coagulation of lyophobic sols can be carried out.
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Q. Define thermoplastic and thermosetting polymers. Give one example of each.
Q. Although chlorine is an electron withdrawing group, yet it is ortho-para directing in electrophilic aromatic substitution reactions. Explain why it is so?
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Q. What is lanthanoid contraction? Name an important alloy which contains some of the lanthanoid metals.
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