Define acid?
Q2- What are bases?
Q3-What are salt?
Q4- What happens when acid and base
mix together?
Q4- Define natural indicator and artificial indicators?
Q5- Give some examples of natural indicators?
Answers
Answer:
Acid- these material taste sour due to the present of chemicals called ACID
PLZZ MARK ME BRAINLIST
Answer:
1=
Some common strong Arrhenius bases include:
- Potassium hydroxide (KOH)
- Sodium hydroxide (NaOH)
- Barium hydroxide (Ba(OH)2)
- Caesium hydroxide (CsOH)
- Strontium hydroxide (Sr(OH)2)
- Calcium hydroxide (Ca(OH)2)
- Lithium hydroxide (LiOH)
- Rubidium hydroxide (RbOH
2 =Ans:
Salts are the ionic compounds generally formed by neutralisation of an acid with base. They can be acidic, basic as well as neutral. Example acidic salts: sodium bicarbonate, basic salts: magnesium chloride, neutral salt: sodium chloride.
3= The reaction between strong acid says hydrochloric acid and strong base say sodium hydroxide forms salt and water. ... In an acid-base reaction, the acid donates a proton to form a conjugate base and the base accepts a proton to form a conjugate acid.
4= Answers and Solutions
A natural indicator is obtained from natural sources while synthetic indicators are man made and do not occur in nature. Litmus is a natural indicator which is extracted from a type of plant called lichen.
5=The indicators that are obtained from plants are known as natural indicators. Examples – Turmeric, china rosa, red cabbage and grape juice. Some flowers such as the hydrangeas can also determine whether a substance is acidic or basic.