C 2.3.3 Metals and water Flashcards
1
Q
Complete the word equation…
Calcium + water ->
A
calcium hydroxide + hydrogen
2
Q
Which group of metals reacts vigorously with water?
A
Group 1
3
Q
Name two metals from group 1
A
sodium, lithium or potassium
4
Q
What does the state symbol (l) stand for?
A
liquid
5
Q
If we see (aq) in a chemical equation, wht does it mean?
A
aqueous - dissolved in water
6
Q
name two metals that do not react with cold water…
A
copper and gold
7
Q
Which metal is at the top of the reactivity series?
A
potassium
8
Q
Which two precious metals are at the bottom of the reactivity series?
A
gold and silver
