Acids,bases and salts

What's another name for Antacid ?

(a)  

What pH range would you get for an Acid ?

• 0 - 6

• 7

• 7 - 14

• 2 - 10

Complete the Riddle:

Coffee is Brown

Bitter in taste.

Is it an Acid?

Or a -

(a)  

Neutralization is a reaction between

• Two acids

• Two bases

• One Acid and one Base

• None of them

When the pH Scale is on 7, the Nature of the substance is -

• Acidic

• Basic

• Soluble

• None of the Above

When the pH Scale is on 5, the Nature of the substance is -

• Neutral

• Acidic

• Basic

• None of the Above

Before Factory wastes are disposed out to Waterbodies, why do they add basic substances ?

• So that the Factory wastes decomposes in Waterbodies

• Because they have Respect towards them

• So that they do not harm the Aquatic animals and Plants

• None of the Above

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

A child got stung by a bee. Some of the Elders suggest to add Baking Soda or Lemon Juice. Which one do you think is Appropriate ?

• Lemon Juice

• Water

• Baking Soda

• None of the Above

When do you take an Antacid ?

• When you are Hungry

• When the soil is too Acidic

• When you have a Gastric problem in your stomach

• When the Factory wastes are disposed in waterbodies

• None of the Above

Which of the following Statements are true about Acids ?

• They are sour in taste and soapy to touch

• They are sour in taste

• Acids are present in Oranges, Ant sting, Vinegar etc.

• Acids are present in Vinegar, Sugar, Soap etc.