Question

8 Name the specie isoelectronic with F
a) Ne
b) He
d) None of these

9 Which has higher dipole moment
a) NH3
c) Both a &b
b) NFZ
d) none of these

10. what will be the minimum pressure required to compress 500 dm of air at 1 bar to 200 dm at 30°C
a) 2.5 bar
c) 1 bar
b), 4 bar
d) 2 bar

11. Find oxidation number of Cr in Cr20,-
a) 6
c) 7
b) 5
d) None of these

12. What is the hybridization of C-2 carbon in CH2=CH-CH3
a) sp
c) sp
b) sp
d) None of these

13 Correct order of acidity of compound
A) CICCOOH B) Cl2CHCOOH C) CICH2COOH
a) A>B>C
c) B>A>C
b) A>C>B
d) None of these

14. What is the effect of pH on dilution an acid
a) Increase
c) No change
bl Decrease
d) None of these

15. Name the product formed when Li react in presence of air
a) Li20
c) LizN
b) Lio
d) None of these
OR
Which of the following species will not undergo Disproportionation Reaction?
a) Mn2
c) Mno
b) Mno?
d) Mno


TICK THE CORRECT ONE FROM THE OABOVE MCQs​

Answer 1

Answer:

1. Ne
2. none of these.
3. 2.5 bar
4. none of these
5. SP
6. ....
7. decrease.
8. li2o
9. mno

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Answer 2

8.) (a) Ne

9.) (a) NH3

10.) (a) 2.5 bar

11.) (d.) none of these

12.) (d.) none of these

14.) (b) decrease

15.) (a.) Li2O