35Cl and 37Cl are isotopes.
Indicate whether the statement is true or false
Question 2
Which of the following elements may have an oxidation number other than +2?
A) magnesium
B) calcium
C) barium
D) iron
Question 3
Which of the following elements may have an oxidation number of +1 or -1?
A) hydrogen
B) sodium
C) potassium
D) lithium
Question 4
When added to water, which of the following would NOT produce a base?
A) BaO
B) K2O
C) Na2O
D) CO2