Which of the following reactions is used for increasing the
number of carbon atoms in a chain?
1 Substitution reaction
2 Wurtz reaction
3 Friedel – Crafts reaction
4 Cannizzaro’s reaction
Answers were Sorted based on User's Feedback
Find the odd one: 1 Marble 2 Chalk 3 Limestone 4 Slaked lime
The human skull rests on which bone? a)Manubrium b)Atlas c)Mandible d)Sternum
infra-red rays were first detected by? the intensity level of sound is measured in? the material used for a fuse wire should? radioactivity is a property of? what is the source of electric energy in an artificial satellite? the following is used as a lubricant in heavy machines? supher, bauxite , graphite, phosphorus
WHAT IS THE FUNCTION OF NIKEL IN CHEMICAL REACTION
Which metal is used for Galvanisation of iron?
13 Answers ncert, TCS, TNPSC Tamil Nadu Public Service Commission,
What is the percent of plazma in blood?
Soda water contains 1 Nitrous acid 2 Carbonic acid 3 Carbon dioxide 4 Sulphuric acid
The disease that is caused by viral infection is
Which of the following is a chemical change? 1 Rusting of iron 2 Tempering of iron 3 Melting of iron 4 Bending of iron
Which of the following is commonly called a ‘polyamide’? 1 Rayon 2 Orlon 3 Terylene 4 Nylon
The pink color of Bayer’s reagent is discharged when acetylene is passed through it. This is due to the formation of 1 Acetic acid 2 Ethylene 3 Water 4 Oxalic acid
The two elements that are frequently used for making transistors are 1 Boron and aluminium 2 Silicon and germanium 3 Iridium and tungsten 4 Niobium and columbium