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प्रश्न
Soda-lime is a mixture of
विकल्प
NaOH + CaCl2
NaOH + CaCO3
NaOH + CaO
NaOH + Al2O3
उत्तर
NaOH + CaO
APPEARS IN
संबंधित प्रश्न
The organic compound which undergoes substitution reaction is :
(A) `C_2H_2`
(B) `C_2H_4`
(C) `C_10H_18`
(D) `C_2H_6`
Name an organic compound which is poisonous and contains OH group.
What is homologous series?
Fill in the blank with appropriate word/words.
The catalyst used for hydrogen of vegetable oil is ___________
Write the equation of the following laboratory preparation:
Ethane from sodium propionate
Compound A is bubbled through bromine dissolved in carbon tetrachloride, and the product is CH2Br - CH2Br.
\[\ce{A ->[Br2/CCl4] CH2Br - CH2Br}\]
- Draw the structural formula of A.
- What type of reaction has A undergone?
- What is your observation?
- Name (not formula) the compound formed when steam reacts with A in the presence of pliosphoric acid.
- What is the procedure for converting the product of (iv) back to A?
Write the equation for the reaction taking place between 1, 2-dibromoethane, and alcoholic potassium hydroxide.
Equation for that reaction when compound A is bubbled through bromine dissolved in carbon trtrachloride is as follows :
DIAGRAM
State your observation during this reaction
Write a balanced chemical equation for the following:
Heating of ethanol at 170oC in the presence of conc. Sulphuric acid
Name the gas which: Turns moist red litmus blue.
