8B 6. Flame Tests for Group 1 & Group 2 Compounds (p. 206)

Question 1

What colour do you obtain if a Lithium (Li+) compound undergoes a flame test?

Answer 1

red

Question 2

What colour do you obtain if a Sodium (Na+) compound undergoes a flame test?

Answer 2

yellow / orange

Question 3

What colour do you obtain if a Potassium (K+) compound undergoes a flame test?

Answer 3

lilac

Question 4

What colour do you obtain if a Rubidium (Rb+) compound undergoes a flame test?

Answer 4

red / purple

Question 5

What colour do you obtain if a Caesium (Cs+) compound undergoes a flame test?

Answer 5

blue / violet

Question 6

What colour do you obtain if a Beryllium (Be2+) compound undergoes a flame test?

Answer 6

no colour

Question 7

What colour do you obtain if a Magnesium (Mg2+) compound undergoes a flame test?

Answer 7

no colour

Question 8

What colour do you obtain if a Calcium (Ca2+) compound undergoes a flame test?

Answer 8

(brick) red

Question 9

What colour do you obtain if a Strontium (Sr2+) compound undergoes a flame test?

Answer 9

(crimson) red

Question 10

What colour do you obtain if a Barium (Ba2+) compound undergoes a flame test?

Answer 10

(apple) green