Q.1.
Group 1 elements are also known as...
Q.2.
Choose the correct order from the top to bottom of group 1.
Q.3.
Group 1 elements only form what type of ion?
Q.4.
What colour flame is seen when potassium reacts with water?
Q.5.
What gas is given off when group 1 elements react with water?
Q.6.
When a group 1 element reacts with water, a hydroxide is formed. What colour could Universal Indicator turn in this solution?
Q.7.
Group 1 metals react with non-metals forming what type of bond?
Q.8.
Which of the following is NOT a property of group 1 metals?
Q.9.
How many electrons are in the outer shell of group 1 elements?
Q.10.
The reactivity of group 1 elements increases down the group. This is because...