Review - Chemistry

phosphorus trichloride

• KCl₃
• PCl₃
• K₃Cl
• P₃Cl

Tags

NGSS.MS-PS1-1

diphosphorus pentoxide

• P₂O₅
• PO₅
• P₅O₂
• P₂O₆

Tags

NGSS.MS-PS1-1

What's the formula for chlorine dioxide

• ClO₂
• CLO
• ClO₃
• HClO₂

Tags

NGSS.HS-PS1-1

BrO₃

• bromine oxide
• monobromine trioxide
• bromine trioxide
• bromine (III) oxide

Tags

NGSS.HS-PS1-1

Which of the following is NOT an ionic compound:

• CaO
• NaOH
• BaCl₂
• Br₂

Tags

NGSS.HS-PS1-3

A binary covalent bond exists between

• 2 metals
• 1 metal and 1 nonmetal
• 2 nonmetals
• Any 2 elements

What kind of properties can only be observed when a substance changes into a different substance?

• physical properties
• chemical properties
• liquid properties
• real properties

Tags

NGSS.HS-PS1-2

Is hammering wood together to build a house a chemical or physical change?

• chemical
• physical

Is burning wood a chemical or physical change?

• chemical
• physical

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-4

NGSS.HS-PS1-7

Which of the following will have a larger radius than Zinc?

• Gallium
• Aluminum
• Magnesium
• Strontium

Tags

NGSS.HS-PS1-1