Synthesis and Decomposition Reactions

Which of the following is an example of synthesis?

• Na + Br₂ --> NaBr
• KClO₃ --> KCl + O₂
• HgO + Cl₂-->HgCl + O₂
• Cl₂ + NaBr --> NaCl + Br₂

Tags

NGSS.HS-PS1-7

Predict the products for the reaction when solid potassium reacts with liquid bromine.

• KBr

• PBr₂

• KBr₂

• PBr

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the product when I have the reaction

Al + Br_{2 ==>}

• AlBr₂

• AlBr₃

• AlBr

• A + l + B + r

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Hg + O₂ -->

• HgO

• HgO₂

• Hg₂O

• no reaction

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Li + Br₂ -->

• LiBr

• LiBr₂

• Li₂Br

• BrLi

Tags

NGSS.HS-PS1-2

Predict the products for the following reactants.
Al + O₂ --> 

• AlO
• AlO₂
• Al₂O₃
• Al₂O

Tags

NGSS.HS-PS1-2

Predict the products for the following reactants.
Mg + I₂ --> 

• MgI
• MgI₂
• Mg + I₂
• Mg₂I

Li + N₂ -->

• LiN

• LiN₂

• Li₃N

• NLi₃

Tags

NGSS.HS-PS1-2

H₂O₂ -->

• H + O

• H₂ + O

• H₂ + O₂

• H₂O + O₂

Tags

NGSS.HS-PS1-7

CaCO₃ -->

• CaO + CO₂

• Ca₂O₂ + CO₂

• Ca₂C + O₂

• Ca + C + O₂

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-7