Balancing Equations and Reaction Types TWHS 2019

Which is the correct formula for the compound formed between beryllium and nitrogen?

• BeN
• Be₃N
• Be₃N₂
• Be₂N₃

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which is the correct name for the compound Na₃P?

• Sodium Phosphide
• Sodium Phosphite
• Sodium Phosphate
• Sodium (III) Phosphide

Which is NOT a diatomic molecule?

• Fluorine
• Nitrogen
• Boron
• Bromine

Tags

NGSS.MS-PS1-1

Which is the correct name for the compound N₂O₃?

• dinitro trioxide
• nitrogen (II) oxide (III)
• trinitrogen dioxide
• dinitrogen trioxide

Which is the correct name for the compound PCl₅?

• monophosphorus tetrachloride
• phosphorus chloride
• phosphorus pentachloride
• pentaphosphorus chloride

Which is the correct name for the compound N₂O₄?

• tetranitrogen dioxide
• dinitrogen tetroxide
• dinitrogen quadoxide
• nitrogen oxide

Which type of chemical reaction is shown?

• double replacement
• composition
• combustion
• decomposition

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which type of reaction can be recognized by the general pattern?

• combustion
• single replacement
• composition
• decomposition

Tags

NGSS.MS-PS1-2

Which type of reaction is Al  +  O₂   → Al₂O₃?

• composition
• decomposition
• single replacement
• combustion

Tags

NGSS.HS-PS1-2

What is the molar mass of hydrogen peroxide (H₂O₂)?

• 9 g/mol
• 17 g/mol
• 18 g/mol
• 34 g/mol