Year 10 Chemistry homework 14/10/2024
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Last updated 5 months ago
20 questions
3
State and explain how increasing surface area affect the rate of reaction.
Your answer must include the words - particles / collisions / frequency / surface area / volume.
State and explain how increasing surface area affect the rate of reaction.
Your answer must include the words - particles / collisions / frequency / surface area / volume.
3
State and explain how increasing concentration affects the rate of reaction.
Your answer must include the words - particles / collisions / frequency / volume.
State and explain how increasing concentration affects the rate of reaction.
Your answer must include the words - particles / collisions / frequency / volume.
3
State and explain how increasing gas pressure affects the rate of reaction.
Your answer must include the words - collisions / frequency / volume.
State and explain how increasing gas pressure affects the rate of reaction.
Your answer must include the words - collisions / frequency / volume.
4
State and explain how increasing temperature affects the rate of reaction.
Your answer must include the words - particles / collisions / frequency / speed (or kinetic energy) sucessful.
State and explain how increasing temperature affects the rate of reaction.
Your answer must include the words - particles / collisions / frequency / speed (or kinetic energy) sucessful.
1
Rates of reaction -effects of changes
Rates of reaction -effects of changes
1
Rates of reaction -graph interpretation
Rates of reaction -graph interpretation
1
Rates of reaction Note you need to tick two boxes
Rates of reaction Note you need to tick two boxes
1
Group I
Group I
1
Group VII
Group VII
1
Noble gases
Noble gases
1
Property of metals
Property of metals
1
The atmosphere
The atmosphere
1
1
1
Periodic table
Periodic table
1
Reactivity series
Reactivity series
1
What is always true for a pure substance?
A It always boils at 100 °C.
B It contains only one type of atom.
C It has a sharp melting point.
D It is solid at room temperature.
What is always true for a pure substance?
A It always boils at 100 °C.
B It contains only one type of atom.
C It has a sharp melting point.
D It is solid at room temperature.
1
The equation represents the reaction between solid magnesium oxide and dilute hydrochloric acid to form magnesium chloride and water:
MgO + 2HCl → MgCl₂ + H₂O
Which row shows the state symbols for hydrochloric acid, magnesium chloride, and water?
The equation represents the reaction between solid magnesium oxide and dilute hydrochloric acid to form magnesium chloride and water:
MgO + 2HCl → MgCl₂ + H₂O
Which row shows the state symbols for hydrochloric acid, magnesium chloride, and water?
1
What is the equation for the reaction between calcium and chlorine?
What is the equation for the reaction between calcium and chlorine?
1
Calcium nitrate has the formula Ca(NO₃)₂. What is the relative formula mass, Mr, of calcium nitrate?
Calcium nitrate has the formula Ca(NO₃)₂. What is the relative formula mass, Mr, of calcium nitrate?