Question

Fill in the blanks by choosing the appropriate word/words from those given in the bracket : (less, more, √3/2a, , √3/4a, a/2√2 , haloform, chloroform, haloalkanes, bismuth, nitrogen, arsenic)

i. The radius of atom (r) in bcc is _____________ and fcc is_____________ . ii. For CaCl2 solution , van’t Hoff factor (i) is ____________ than one. iii. Bleaching powder on treatment with ethanol or acetone gives ____________. This is an example of _________________reaction. iv. The oxidation state of -3 is least stable in __________________ and most stable in _________ among group 15 elements.​

Answer 1

Answer:

i) BCC - $a \div 2 \sqrt{2}$

FCC - $\sqrt{3} a \div 4$

ii) 3 and more than one

iii) Chloroform formed and process is called haloform reaction

iv) Less stable- Arsenic (Metal)

More Stable- Nitrogen (Non-metal)

hope this will help you