The students of class X went to the Chemistry Laboratory of nearby school. They saw
different chemical used in the laboratory. They were very much interested to know the
uses of different chemicals. They have collected the following chemicals.
NaHCO,,Na,CO, CaOCI,, CaSO, XH,0,HCI, NaOH
(i) Name the reaction when HCl and NaOH combined.
(ii) What is the use of Na, CO,?
(iii) Which one is strong acid and strong base?
(iv) What is the use of NaHCO,?
(v) What is the use of Caso, 2 H,0?
(vi) What is the use of CaOCI,?
( DO YOU IN NIOS )
Answers
Answered by
2
Answer:
1. Answer
...Nutri ligation reaction
2.Answer
...It is called a washing soda
And is used for cleaning purposes
3.Answer
...HCl is strong acid and NaOH is strong base
4.Answer
...it is called a baking soda and used for backing purposes like making a cake
5.Answer
...it is called as plaster of Paris and is used for making decorative things and toys
6.Answer
... It is known as bleaching powder and it is used for disinfectant of water
Answered by
1
Answer:
1 . NaCL + H2
3 . HCL is a strongest acid and NaCL is a strongest base
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