100 CHEMISTRY QUESTIONS AND ANSWERS Questions and Correct Detailed Answers (Verified Answers) ||Already Graded A+||Newest Version

1 Exampromax - Stuvia US 2025/2026


100 CHEMISTRY QUESTIONS AND ANSWERS
Questions and Correct Detailed Answers (Verified
Answers) ||Already Graded A+||Newest Version
+1
Ans: Charge of group 1 element

+2
Ans: Charge of group 2 element

+3
Ans: Charge of group 3 element
Exampromax - Stuvia US




+4/-4
Approved By:




Ans: Charge of group 4 element

-3
Ans: Charge of group 5 element

-2
Ans: Charge of group 6 element

-1
Ans: Charge of group 7 element

0
Ans: Charge of group 8 element

Zn^2+
Ans: Symbol for a zinc ion

, 2 Exampromax - Stuvia US 2025/2026

Ag+
Ans: Symbol for a silver ion

H+
Ans: Symbol for a hydrogen ion

NH4+
Ans: Symbol for ammonium ion

NO3-
Ans: Symbol for a nitrate ion
Exampromax - Stuvia US




OH-
Approved By:




Ans: Symbol for a hydroxide ion

CO3^2-
Ans: Symbol for a carbonate ion

SO4^2-
Ans: Symbol for sulphate ion

0
Ans: What charge must all ionic formulas add up to?

HCl
Ans: Chemical formula for hydrochloric acid

HNO3
Ans: Chemical formula for nitric acid

H2SO4