Worksheets8.6 The group 1 elements
Total questions: 15
Worksheet time: 1hrs 15mins
The Group 1 elements are ............................
metal
gas
could be both
The Group 1 elements are insulator
true
false
could be both
The boiling points of the Group 1 elements also decrease from top to bottom of the group.
true
false
could be both
The Group 1 elements have low densities compared to most other metals.
true
false
could be both
The Group 1 elements have exciting reactions with water.
The reactions make ................... and .................
hydrogen gas
alkaline solution
oxygen gas
acidic solution
sodium + water ==>
sodium hydrgen + hydrogen
sodium hydroxide + hydrogen
sodium hydroxide + oxygen
sodium hydroxide + oxide
potassium + water ==>
potassium + hydrogen
potassium + oxygen
potassium hydroxide + hydrogen
potassium hydroxide + oxygen
shiny when freshly cut
most metals
group 1 metals
both
good conductor of electricity
most metals
group 1 metals
both
soft
most metals
group 1 metals
both
dull
most metals
group 1 metals
both
brittle
most metals
group 1 metals
both
melting point of 180 °C or lower
most metals
group 1 metals
both
lithium + water ==> ....................... + hydrogen
lithium
lithium oxide
lithium hydroxide
oxygen
iii potassium + …………………………….. ==>
potassium hydroxide + hydrogen
water
oxygen
nitrogen
hydroxide
