453920
Description
Quiz by OmiscientFools, updated more than 1 year ago
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Created by OmiscientFools
almost 11 years ago
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Question 1
Question
The most reactive metals belong to group 2.
Answer
- True
- False
Question 2
Question
What are the observations of potassium?
Answer
-
Effervescence
-
Metal floats and moves on surface of water
-
Ignites with lilac flame
-
Melts into silvery ball
-
Turns red
-
Turns colourless
-
Produces oxygen
Question 3
Question
What is the word equation for Sodium?
Answer
-
Sodium + water --> Sodium Oxide + Hydrogen
-
Sodium + water --> Sodium Oxide + Carbon Dioxide
-
Sodium + water --> Sodium Hydroxide + Hydrogen
Question 4
Question
Name the gas produced when group 1 metals react with water.
Answer
-
Hydrogen
-
Carbon Dioxide
-
Oxygen
Question 5
Question
The reactivity of group 1 metals decreases going down the group.
Answer
- True
- False
Question 6
Question
Metal + steam --> Metal ? + ?
Answer
-
Hydroxide + Hydrogen
-
Oxide + Hydrogen
-
Oxide + Carbon dioxide + Hydrogen
Question 7
Question
Metal + Oxygen --> Metal Oxide
Answer
- True
- False
Question 8
Question
In a displacement reaction, a ? reactive metal will displace a ? reactive metal from a solution of its salt.
Answer
-
more, less
-
less, more
-
-, equally reactive
Question 9
Question
What are the observations of Zinc + Copper (II) Sulfate --> Zinc Sulfate + Copper?
Answer
-
Blue solution turns colourless
-
Colourless solution turns blue
-
Red-brown solid forms
-
Bluish solid forms
-
Silver zinc metal disappears
-
Copper disappears
Question 10
Question
Which of these metals would be extracted by electrolysis?
Answer
-
Potassium
-
Sodium
-
Magnesium
-
Silver
-
Zinc
-
Copper
-
Iron
-
Aluminium
Question 11
Question
Apart from haematite, what other materials are used in the extraction of Iron in the blast surface?
Answer
-
Limestone
-
Coke
-
Hot air
-
Water
-
Hydrogen
-
Nitrogen
Question 12
Question
Apart from haematite, what other materials are used in the extraction of Iron in the blast surface?
Answer
-
Limestone
-
Coke
-
Hot air
-
Water
-
Hydrogen
-
Nitrogen
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