1. State true or false.
The length of the unit cell in NaCI is 552 pm. ( rNa+ = 95 pm; rCI- =181 pm).
2. Sodium nitrate decomposes above –800°C to give :
(A) N2 (B) O2
(C) NO2 (D) Na2O
3. State true or false
Fe3+ ion gives brown colour with potassium ferricyanide.
4. A new carbon-carbon bond formation is possible in
(A) Cannizzaro reaction (B) Friedel-Crafts alkylation
(C) Clemmensen reduction (D) Reimer-Tiemann reaction
5. Which of the following will react with water :
(A) CHCI3 (B) CI3CCHO
(C) CCI4 (D) CICH2CH2CI
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