4 - acid salt and based

Question 1

salt formula

Answer 1

NaCL

Question 2

natural indicators

Answer 2

turnaric
litmus
china rose petals ..gudhal

Question 3

litmus is extracted from

Answer 3

lichens

Question 4

in acid litmus turns

Answer 4

red
in base red litmus turns to blue

Question 5

phenontheline is indicator of

Answer 5

basic indicator

Question 6

methyl orange indicator

Answer 6

acidic indicator

Question 7

viniger have

Answer 7

acetic acid

Question 8

ant sting

Answer 8

formic acid

Question 9

lemon orange has

Answer 9

citric acid

Question 10

curd

Answer 10

lactic acid

Question 11

spinach

Answer 11

oxalic acid

Question 12

vitamin c other name

Answer 12

absorbic acid

Question 13

alma citrus fruit

Answer 13

vitamin c

Question 14

termarind grapes

Answer 14

taratric acid

Question 15

calcium hydroxide found in

Answer 15

lime water

Question 15

ammonium hydroxide used in

Answer 15

window cleaner

Question 16

sodium hudroxide used in

Answer 16

saop
potassium hydroxide

Question 17

milk of magnesia chemical name

Answer 17

magnesium hudroxide

Question 18

coffee nature

Answer 18

acidic

Question 19

acid react with metals releases

Answer 19

h2
hydrogen gas

Question 20

base produces ____ions in water

Answer 20

OH-1

Question 20

acid produces ____ions in water

Answer 20

H3O+1 ions

Question 21

acid rain gases

Answer 21

carbon dioxide, sulphur dioxide and nitrogen dioxide
these forms
carbonic acid, sulphuric
acid and nitric acid

Question 22

acid +base =

Answer 22

salt +water

Question 23

When the soil is too acidic,

Answer 23

quick lime (calcium oxide) or slaked lime (calcium hydroxide).

Question 24

If the soil is basic,

Answer 24

organic matter (compost) is added to it

Question 24

baking soda chemical name

Answer 24

sodium bicarbonate NaHCO₃