and chemical equations wherever necessary.
Section-A
1. (i) Chemical used for white washing is :
1
(a) CaO
(b) CaCO3
(c) CaOci,
(d) CaCl,
(ii) A solution turns red litmus blue, its pH is likely to be :
1
(a) 1
(b) 4.
(c) 5
(d) 10
(iii) IUPAC name of formaldehyde :
1
(a) Formaldehyde
(b) Methanol
(c) Ethanol
(d) Acetaldehyde
[Ans. (i)(a), (ii) (d), (iii)(b)]
2. (i) Draw the electron dot structure is :
(a) ethanoic acid
1
(ii)(a) Why does micelle formation to
is added
(b) HAS
Answers
Answered by
0
sry ur question doesnt make sense
Similar questions