ASSERTION: Phenolphthalein turns base into pinkย ย ย ย REASON: phenolphthalein is an indicator
Both are true and R is correct explanation for A
Oops!
Check
Okay!
Check
seesaw
Swap points!
Oops!
rocket
Go to first place!
Okay!
rocket
Go to first place!
Okay!
banana
Go to last place!
Oops!
10
Any two difference between Acid and Base
Acid : (i) It is sour in tasteย ย ย ย ย (ii) It turns blue litmus redย ย ย ย ย ย Base: (i) It is bitter in taste (ii)It turns red litmus blue
Oops!
Check
Okay!
Check
10
Name any two mineral acids
Hydrochloric acid (HCl), and nitric acid (HNO3).
Oops!
Check
Okay!
Check
10
Name the acid in milk and curd
Lactic acid
Oops!
Check
Okay!
Check
10
HCl + NaOH -->
NaCl + H2O
Oops!
Check
Okay!
Check
10
Examples for Neutralisation in everyday life
Indigestion, Soil Treatment, Factory waste and Ant Bite
Oops!
Check
Okay!
Check
lifesaver
Give 20 points!
Oops!
magnet
Take 25 points!
Okay!
shark
Other team loses 20 points!
Okay!
baam
Lose 20 points!
Oops!
10
Explain Neutralisation reaction
Acid+Base-->Salt+water (Heat is evolved)
Oops!
Check
Okay!
Check
10
To relieve indigestion we take an antacid named as
Milk of Magnesia (Magnesium Hydroxide)
Oops!
Check
Okay!
Check
10
Name the acid in Spinach
Oxalic acid
Oops!
Check
Okay!
Check
boom
Lose 50 points!
Oops!
gold
Win 50 points!
Okay!
shark
Other team loses 25 points!
Okay!
thief
Give points!
5
10
15
20
25
10
An ant bit Snehal. He immediately rushed into the kitchen and applied something to get relief from the same. What ingredient might Snehal have used from the kitchen?
Baking Soda
Oops!
Check
Okay!
Check
10
Name the acid in Grapes, Tamarind and unripe mangoes