Final

1. What is the atomic number of Carbon?

• 6

• 12

• 14

• 16

1. Which element is a noble gas?

• Oxygen

• Nitrogen

• Argon

• Hydrogen

Tags

NGSS.HS-PS1-1

What is the main characteristic of alkali metals?

• They are highly reactive

• They are nonmetals

• They are high melting point

• They are found in group 18

Tags

NGSS.HS-PS1-1

Which of the following elements is a metalliod?

• Boron

• Sodium

• Chlorine

• Calcium

What is the maximum number of electrons that can occupy the second energy level?

• 2

• 8

• 18

• 32

Which particle has a negative charge

• Proton

• Neutron

• Electron

• Nucleus

What is the shape of an "S" orbital?

• Bumbbell

• Spherical

• Double dumbbell

• Linear

In which orbital do transition metal have their outermost electrons?

• S

• P

• D

• F

What is the correct formula for sodium chloride?

• NaCl2

• Na2Cl

• NaCl

• NaCl3

What is the name of the compound with the formula H2O?

• Hudrogen peroxide

• Water

• Hydrochloric acid

• Hydrofluric acid

Tags

NGSS.HS-ESS2-5