Question

Bases are ____________ to touch.

2. Base turns red litmus ____________.

3. ____________ is a base used in pesticides.

4. Sodium hydroxide is commonly known as _________.

5. Litmus and methyl orange are some examples of ____________.

B. State whether the following are true or false.

1. Base does not react with acids. _______

2. Milk of magnesia is a popular antacid. ______

3. Bases turns red litmus blue. _______

4. Insect sting contains formic acid. _______

5. Sodium carbonate is commonly known as baking soda. ______

6. Acidic soil is treated with base like slaked lime. _______

C. Match the following:

1. Sodium carbonate a. antacid

2. Copper sulphate b. slaked lime

3. Magnesium hydroxide c. natural indicator ​

Answer 1

Answer:

1. soapy

2. blue

3.________

4. strong base

5. human made indicators

B.

1. False

2. true

3. true

4. true

5. true

C.

1. _____

2_______

3.________

Explanation:

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Answer 2

Answer:

I didn't know this one...............