ZSO3
Z3CI2
Z 2O 3
ZS3
Correct answer is C
No explanation has been provided for this answer.
losing one electron
Sharing one electron
Donating lone pair of electrons
Gaining one electron
Correct answer is D
No explanation has been provided for this answer.
Q
R
S
T
Correct answer is C
No explanation has been provided for this answer.
The greenhouse effect is a climatic condition associated with the presence of excess
carbon (IV) oxide
hydrogen sulphide
nitrogen (ll) oxide
ammonia gas
Correct answer is A
No explanation has been provided for this answer.
Environmental pollution problems are generally more severe in countries which have
dense population
low birth rate
great land mass
limited industries
Correct answer is A
No explanation has been provided for this answer.