Chemistry, 18.03.2021 01:30 iilovejohnccena1022

WILL GIVE THANKS, STARTS AND BRANLIEST PLEASE COME LOOK! SHARE YOUR SMARTNESS PL AT LEAST COME TAKE A LOOK! ANSWER IF 100% SURE. 4. What is the amount of valence electrons in an atom equivalent to?
A) The amount of protons an atom has
B) The group the atom is located
C) The period the atom is located
D) The amount of electrons an atom has

6. How many sodium (Na) and oxygen (O) atoms are needed to form the ionic compound sodium oxide?

A) There needs to be 1 Na atom and 2 O atoms to form Na2O
B) There needs to be 1 Na atom and 1 O atom to form Na2O
C) There needs to be 2 Na atoms and 1O atom to form Na2O
D) There needs to be 2 Na atoms and 2O atoms to form Na2O

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