Which of the following is not correct about oxidation number convention? The oxidation number of a/an
A element in the free state is zero
B monatomic ion is equal to its charge
C alkali meta like sodium in its compounds is + 1
D atom of a diatomic molecules is + 2
Answer is D
Ace your next examination by joining our tutorial for that difficult subject. Click Here To Get Started.
JOIN OTHER STUDENTS ON OUR NEW TELEGRAM GROUP AND SHARE WITH FRIENDS. We have the WAEC, GCE, NECO, JAMB ONLINE TUTORIAL CLASS that can help you out.
Tag:1999 waec chemistry past questions and answers, 1999 waec chemistry question, chemistry waec past questions, chemistry waec past questions and answers, waec 1999 chemistry answers, waec 1999 chemistry past questions and answers, waec chemistry past questions, waec chemistry past questions 1999, waec chemistry past questions and answers, waec chemistry past questions and answers 1999