Question

G. Select the correct option: -
1. What happens when dilute hydrochloric acid is added to iron filings?
Hydrogen gas and iron chloride are produced
Chlorine and iron chloride are produced
No reaction takes place
(iv) Iron salt and water are produced
2. A solution turns red litmus blue its PH is likely to be
(i) 1
(ii) 4
(iv) 10
3. Which one of the following types of medicines is used for treating indigestion?
(i) Antibiotic (ii) Analgesic (iii) Antacid (iv) Antiseptic
4. Bleaching powder is prepared by passing chlorine gas over
Caco3 (ii) NaOH
(iii) Mg(OH)2 (iv) Ca(OH)2
5. Calcium oxide is commonly known as
Quick lime (ii) Slaked lime (iii) Caustic soda (iv) Caustic potash
(iii) 5​

Answer 1

Answer:

thks is a very good morning teacher and a ney