If sin θ = -1/√2 and tan θ = 1, then θ lies in which quadrant? 1) First 2) Second 3) Third 4) Fourth Answer: (3) Third Solution: Given, sin θ... View Article
1) 24/25 2) -24/7 3) 25/24 4) None of these Answer: (2) - 24/7 Solution: Given, sin x = -24/25 sin θ is negative in quadrant III and IV. We... View Article
The conversion of phenol to anisole is carried in the presence of a cold water bath. Below are the steps to be followed in the conversion of... View Article
The role of indicator in titration is to detect the endpoint of the titration. When the colour of the solution changes, it indicates that the... View Article
The following are the harmful effects of corrosion: The contamination of the product. Corrosion leads to the release of harmful pollutants... View Article
A buffer solution is used in EDTA titration because it resists the change in pH. This is because all the reactions between the metal ions and... View Article
The difference between a formula and function is that a formula is defined as the statement used for the calculation. These formulas could be... View Article
The purpose of titration is to detect the equivalence point which is defined as the point at which the chemically equivalent amounts of reactants... View Article
MnO2 is used in the dry cell because it acts as a depolariser. It is also used because it produces moisture thereby keeping the solution moist so... View Article
The main difference between oxide and oxygen is that oxide is a chemical compound with at least one oxygen atom while oxygen is an element whose... View Article
Atomic network solids tend to be the hardest such as diamonds. Stay tuned with BYJU’S to learn more about other concepts such as solid-state.... View Article
Yes, nitroethane show tautomerism. In nitroethane alpha hydrogen is labile and it forms nitrolic acid. Stay tuned with BYJU’S to learn more... View Article
