Question

aSSIGNMENT

1. Complete the following:

a) Colour of copper sulphate crystals is _________________.

b) Magnesium ribbons burns with ___________________ .

c) Gas evolved when vinegar reacts with baking soda is ____________.

d) Nature of magnesium hydroxide is __________________ .

e) Green colour solution formed when iron reacts with copper sulphate is

_______________________.

f) Effect of basic substances on litmus paper/solution

_________________.

g) Colour of rust is __________________.

h) Milky substance formed when lime water reacts with carbon dioxide

is _____________________ .
​

Answer 1

a/ steel colour

b/oxygen

c/ G2 h2

d/H20 3h4

e red

f green

g Kong al

Answer 2

Answer:

hope this helps

Explanation:

a) blue

b)white light

c)Yes

d)mineral brucite

e)sulphate solution

f) Light Blue litmus paper turns red under acidic conditions and red litmus paper turns blue under basic or alkaline conditions, with the color change occurring over the pH range 4.5–8.3 at 25 °C (77 °F). Neutral litmus paper is purple.

g)brown

h)calcium carbonate, CaCO 3