Chemistry: Atomic structure

Protons and neutrons are collectively known as _______ ?

• Electrons

• Nucleons

• Atoms

• Neutrons

Tags

NGSS.HS-PS1-8

What is the Valency of Calcium?

• 5

• 4

• 1

• 2

Tags

NGSS.HS-PS1-2

________ is the number of atoms present in one molecule of an element.

• Atom

• Valency

• Atomic number

• Atomicity

What is the electronic configuration of Chlorine?

• 2,8,1

• 2,8,7

• 2,8,5

• 2,4

Tags

NGSS.HS-PS1-1

Carbon is ______ ?

• Monovalent

• Tetravalent

• Bivalent

Tags

NGSS.HS-LS1-6

What is the symbol of Fluorine?

• Fl

• FL

• F

• Fo

What is the valence shell for Potassium

• L

• M

• K

• N

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Neutrons are ______ charged.

• Positively

• Negatively

• Neutrally

+1 is the charge of which ion

• Mg

• Cl

• Na

• P

Which of the following will have trivalent valency?

• N

• B

• Al

• P

• All of the above

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2