Acid Bases

How is water formed in the Neutralization reaction?

• From the H⁺ of acid and OH^- of acid

• From the H⁺ of base and OH^- of acid

• From the H⁺ of acid and OH^- of base

• From the H⁺ of base and OH^- of base

Tags

NGSS.MS-PS1-5

When acid is added to blue litmus paper the colour is

• Red

• Blue

• Green

• Yellow

Tags

NGSS.MS-PS1-2

If the ph value is 5 what is the substance

• Acid

• Base

• Neutral

• Sweet

Phenolphthalein is a synthetic indicator and its colours in acidic and basic solutions, respectively are:

• pink and colourless

• blue and red

• red and blue

• colourless and pink

Which acid is present in your stomach

• Naoh

• Sulpher

• Hcl

• Salt

If the soil is acidic what we should do to make it neutral

• Add salt

• Add acid

• Add base

• Add sugar

Which is a natural indicator

• Phenoptyalin

• Sulpher

• Litmus

• Naoh

When acid is added in litmus paper it turns _____.

• Yellow

• Red

• Blue

• Green

When a Base is added to litmus paper it turns _____.

• Blue

• Red

• Green

• Orange

Substance that is neither acidic nor basic it is said to be _______.

• acidic

• Basic

• Neutral