Cast Science Review Chemistry

What does WHMIS stand for?

• Workplace Hazardous Materials Information System

• Workplace and Household Materials Information System

• Worker Hazardous Materials Information System

• White House Materials Information System

Identify the WHMIS symbol by choosing the description of the hazard.

• organisms or toxins that can cause disease in people or animals

• gases under pressure

• may cause or suspected of causing serious health effects

• can cause death or toxicity with short exposure to small amounts

Identify the WHMIS symbol by choosing the description of the hazard.

• oxidizing hazards

• fire hazards

• corrosive damage to metals, as well as skin, eyes

• explosion or reactivity hazards

Identify the WHMIS symbol by choosing the description of the hazard.

• oxidizing hazards

• fire hazards

• corrosive damage to metals, as well as skin, eyes

• explosion or reactivity hazards

Identify the WHMIS symbol by choosing the description of the hazard.

• gases under pressure

• organisms or toxins that can cause diseases in people or animals

• may cause or suspected of causing serious health effects

• can cause death or toxicity with short exposure to small amounts

Identify the WHMIS symbol by choosing the description of the hazard.

• fire hazards

• may cause less serious health effects or damage the ozone layer

• may cause or suspected of causing serious health effects

• may cause damage to the aquatic environment

Which of the following is a property of an ionic compound?

• high melting point
• soft
• malleable
• liquid at room temperature

What properties does an ionic compound have?

• A low boiling point and it conducts electricity when dissolved in water

• A high melting and it conducts electricity when liquid

• A high boiling point and it conducts electricity when solid

Tags

NGSS.MS-PS3-4

Which of the following describes covalent bonds?

• Bonds form because of opposite charges

• electrons are shared to fill outer electron shells

• Electrons are transferred between atoms

• Covalent bonds are magical

Tags

NGSS.HS-PS1-1

What elements generally make an ionic bond?

• metal and nonmetal
• 2 or more nonmetals
• metal
• none of the above

Tags

NGSS.MS-PS1-1