year 9 Science Homework Week 6
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Last updated about 4 years ago
15 questions
1
What group on the periodic table are the alkali metals?
What group on the periodic table are the alkali metals?
1
How does the atomic radius change going down the group?
How does the atomic radius change going down the group?
1
Which alkali metal has the largest atomic radius?
Which alkali metal has the largest atomic radius?
1
Which is the least reactive?
Which is the least reactive?
1
which is the least reactive
which is the least reactive
1
Which subatomic particle gives the nucleus a positive charge?
Which subatomic particle gives the nucleus a positive charge?
1
What is the force called that holds the outer electron near the nucleus?
What is the force called that holds the outer electron near the nucleus?
1
What are the group 7 elements called?
What are the group 7 elements called?
1
What is the most reactive halogen?
What is the most reactive halogen?
1
which is more reactive
which is more reactive
1
how many electrons are in the outer shell of a halogen?
how many electrons are in the outer shell of a halogen?
1
How do halogens form an ion?
How do halogens form an ion?
1
Which is true for the halogens moving up the group?
Which is true for the halogens moving up the group?
1
Which halogen is liquid at room temperature?
Which halogen is liquid at room temperature?
1
which halogen is purple
which halogen is purple