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Agam answered 1 year(s) , 5 month(s) ago

Differences between acids and bases

Acid is sour in taste while base are bitter in taste and fee l soapy on running it Acids turn Blue litmus to red , turmeric solution to blue , and China rose solution to magenta While Base turns red litmus to b...

Asked by Vivek

Aug 1

  • 16 Answers
  • 2 Likes
  • 19546 Views
Syeda answered 1 year(s) , 7 month(s) ago

All alkalies are bases but all bases are not alkalies. Explain this statement

A base is a substance that reacts with acids and neutrlize them. Some bases are soluble in water some are insoluble. Soluble bases are called alkalies.
For example copper oxide does not dissolve in water...

Asked by Sanjeev

May 15

  • 2 Answers
  • 1 Like
  • 16752 Views
Syeda answered 10 month(s) , 1 day(s) ago

name some natural indicators?

Answer.

Turmric,litmus,china rose etc are some natural indicators.

Asked by Ashely

Jul 20

  • 5 Answers
  • 1 Like
  • 14061 Views
Seema varghese answered 5 year(s) , 4 month(s) ago

how crystals of copper sulphate are prepared?

Ans: To prepare crystals of copper sulphate.
Required items: China dish, Glass rod, Wash bottle, Copper sulphate, Burner, 250 ml beaker, Wire gauze, Tripod stand,  wat...

Asked by Nabanita

Aug 21

  • 2 Answers
  • 2 Likes
  • 12113 Views
Swathi answered 3 year(s) , 8 month(s) ago

What happens when Acetic acid reacts with calcium hydroxide?

When acetic acid reacts with calcium hydroxide, calcium acetate and water are formed.
2CH 3COOH + Ca(OH) 2 → Ca (CH3 COO -) 2 + 2H 2O

Asked by Sanjeev

May 15

  • 1 Answer
  • 3 Likes
  • 11300 Views
Snehul answered 1 year(s) , 8 month(s) ago

Why calamine solution is applied on the skin when an ant bites?

An Ant sting contains formic acid. So here, when an ant bites it injects formic acid into your skin and this acid reacts with your skin and causes pain. So, calamine solution is applied to neutralise the effect...

Asked by Sanurag

Dec 28

  • 2 Answers
  • 3 Likes
  • 10001 Views
Manoj answered 3 year(s) , 5 month(s) ago

blue litmus is dipped in a solution .it remains blue . what is the nature of the solution ? explain

It can be either a base or the solution is neutral.For checking whether it is base or neutral you have to dip a red litmus paper to the solution.If it changes blue if it is base.It remains red if it is neutral.

Asked by Naman

Aug 1

  • 8 Answers
  • 0 Like
  • 8041 Views
Swathi answered 3 year(s) , 9 month(s) ago

what are indicators?

indicators are the substances that change thier colour when some substances (acids or bases) are added to it.
examples:turmeric paper,methyle oraange

Asked by Kshama

Apr 19

  • 2 Answers
  • 2 Likes
  • 7677 Views
Satyanarayana answered 5 year(s) , 5 month(s) ago

what happens when zinc metal reacts with nitric acid?

Ans:  Zinc reacts with dilute Nitric acid to produce Zinc nitrate, nitric oxide and water
 3Zn + 8HNO₃ → 3Zn(NO₃)₂ + 2NO + 4H₂O
Zinc reacts with concentrated Nitric acid...

Asked by Nyaipriya

Aug 23

  • 1 Answer
  • 1 Like
  • 7510 Views
Kshama answered 3 year(s) , 9 month(s) ago

Is turmeric is base or acidic?

turmeric is a base.it acts as an indicator to test the nature of substances or their acidic and basic properties.

Asked by Gaurav

Apr 24

  • 2 Answers
  • 0 Like
  • 4835 Views
Satyanarayana answered 5 year(s) , 5 month(s) ago

coffee

Ans: Caffeine is alkaline in nature even though Coffee is a weak acid, its pH value is around 5. And the pH value varies from one to other coffee beans. Because of presence of ingredients it ma...

Asked by Sana

Aug 25

  • 1 Answer
  • 1 Like
  • 4730 Views
Satyanarayana answered 4 year(s) , 10 month(s) ago

What is valency?

Ans:
The combining capacity of an atom is called its valency. Actually it can be defined as the number of electrons that an atom may lose (or) gain during a chemical reaction (or) the...

Asked by Raghavendra

Mar 13

  • 1 Answer
  • 0 Like
  • 4581 Views
Swathi answered 3 year(s) , 8 month(s) ago

What happens when Hydrochloric acid reacts with sodium hydroxide?

The reaction of an acid with a base to give salt, water and heat is called neutralisation. 
Example:
When hydrochloric acid reacts with sodium hydroxide, sodium chloride and water are produced....

Asked by Sanjeev

May 15

  • 1 Answer
  • 2 Likes
  • 4411 Views
Syeda answered 10 month(s) , 25 day(s) ago

Lime Water turns Milky white

Answer.

Carbondioxide is passed through lime water, it turns milky in colour. This is due to the formation of a new substance, calcium carbonate test is often used to prove that exhaled air is r...

Asked by Lalit

Feb 20

  • 7 Answers
  • 1 Like
  • 3834 Views
Saradha answered 4 year(s) ago

The king of acids.

the king of acid is sulphuric acid (h2so4)  b'CAS it is used in many industries.

Asked by Anirudh

Nov 14

  • 5 Answers
  • 2 Likes
  • 3451 Views
Swathi answered 4 year(s) , 9 month(s) ago

table 5.3

China rose is an indicator extracted from China rose petals. In an acidic medium, it exhibits dark pink (magenta), while in a basic medium, it exhibits green colour.

Asked by Shrey

May 11

  • 1 Answer
  • 0 Like
  • 3036 Views
Kanishka answered 4 year(s) , 4 month(s) ago

acids,bases and salts

we need to take a lab test. classification depends upon the result

Asked by Adith

Aug 8

  • 2 Answers
  • 0 Like
  • 2936 Views
Kumar answered 4 year(s) , 8 month(s) ago

explain the process of neutralization briefly .

Neutralization is a process between acid and base in which salt is released.
Acid+Base===============>Salt+Water
HCL+NaOH----------------------------------->NaCl+H 2O

Asked by Muskan

May 22

  • 2 Answers
  • 0 Like
  • 2739 Views
Meghna answered 1 year(s) , 1 month(s) ago

What is the chemical name of window cleaner

The chemical name of window cleaner is - Ammonium hydroxide.

Asked by Ansika

Aug 11

  • 4 Answers
  • 1 Like
  • 2511 Views
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