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8. Nitrogen (N) belongs to family 5A and it is diatomic. How many nonpolar covalent
bonds will there be in N, molecule?
C. 3
B. 2
D. 4
A.1
9. Which of the following will have the highest melting temperature?
A, sodium chloride (salt)
C. sucrose (table sugar)
B. paraffin wax (candle wax)
D. lead wire



Sagot :

Answer:

8.c

9.b or a

Explanation:

BASTA YAN,YAN ANG ALAM KO E