1901303
Description
Quiz by Daisy Fletcher-Cooney, updated more than 1 year ago
|
Created by Daisy Fletcher-Cooney
about 9 years ago
|
|
Question 1
Question
What group are the alkali metals in?
Answer
-
Group 1
-
Group 7
-
Group 3
-
Group 4
Question 2
Question
What colour flame does lithium produce?
Answer
-
Orange
-
Yellow
-
Lilac
-
Red
Question 3
Question
Sodium produces an orange flame
Answer
- True
- False
Question 4
Question
What colour does potassium produce?
Answer
-
Blue
-
Lilac
-
Red
-
Yellow
-
Green
Question 5
Question
What colour flame does calcium produce?
Answer
-
Brick red
-
lilac
-
red
-
orange
Question 6
Question
Ammonium ions can be identified in a solution by adding dilute sodium hydroxide solution and gently heating. If ammonium ions are present, they will be converted to ammonia gas. Ammonia has a characteristic choking smell. It also turns damp red litmus paper or damp universal indicator paper blue.
Answer
- True
- False
Question 7
Question
When NaOH is added to Fe2+, what colour is the precipitate?
Answer
-
Orange-brown
-
green
-
blue
Question 8
Question
When NaOH is added to Fe3+, what colour is the precipitate?
Answer
-
Green
-
Orange-brown
-
Blue
Question 9
Question
When NaOH is added to Cu2+, the precipitate is green
Answer
- True
- False
Question 10
Question
When dilute NaOH is added to Zn2+, a white precipitate forms
Answer
- True
- False
Want to create your own Quizzes for free with GoConqr? Learn more.