Is silica a silicon dioxide
Silica is also called silicon dioxide. Silica is a natural compound made of silicon and oxygen. It is found in... View Article
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Does phenol react with NaHCO3?
Phenol is a weak acid due to the presence of the polar O-H group. Therefore phenol does not react with... View Article
What is another name for constitutional isomers?
Isomers are of two types of constitutional isomers and stereoisomers. Constitutional isomers have the same molecular formula but have different... View Article
What is the difference between molecular formula and structural formula?
The molecular formula is just the elements of the molecules with the number of elements. The structural formula is drawing... View Article
In which situation is no work done?
When there is a force applied to the object it causes the object to move and work is done by... View Article
What happens when nitrous acid is heated?
When nitrous acid is heated, it breaks down to nitrogen oxide, nitric oxide and water. HNO₂→ NO₂ + NO +... View Article
Is NaCl an Arrhenius acid or base?
A reaction between a strong acid and a strong base forms a solution with the pH value of 7. For... View Article
Why is PCl5 Lewis acid?
According to the Lewis concept, acid is the substance that accepts a lone pair of electrons since it has empty... View Article
How fast is an electron moving if it has a wavelength
How fast is an electron moving if it has a wavelength equal to the distance it travels in one second?... View Article
What is the relation between rate constant and activation energy?
According to the Arrhenius equation, the relationship between rate constant and activation energy is given as k =Ae_E0/RT Here, k... View Article
Why is frequency v?
It is not the English alphabet v, it is the Greek letter nu. It represents the frequency of the wave.... View Article
Is glass a polymer?
Organic glasses are polymers with an irregular sequence of the monomers. Organic glasses are also called optical polymers.
Is glucose a starch?
Starch is a polysaccharide made from polymers of glucose. Starch has two types of polysaccharide, one is the branched amylopectin... View Article
Who invented silk?
Silk was invented in ancient China by Lady Hsi-Ling-Shih, wife of mythical yellow Emperor Leizu around the year 2696 BC.
Which is heavier nitrogen or air
Air is heavier than nitrogen. Pure nitrogen is 3% lighter than air.
What type of hydrocarbon is kerosene?
Kerosene is made from more than 10 types of hydrocarbons. Each molecule consists of 10 to 16 carbon atoms. The... View Article
What did Einstein say about quantum physics?
Einstein saw quantum physics as a way to describe nature in terms of subatomic particles, but he doubted if it... View Article
Can latent heat be negative?
Latent heat is a positive quantity. The positive or the negative sign shows the direction of heat transfer. If the... View Article
Is a hydrogen bomb nuclear?
A hydrogen bomb is a nuclear weapon that works on the principle of nuclear fusion. Fusion is the process of... View Article
Why is the electrolysis of sulphuric acid called electrolysis of water
A diluted form of sulphuric acid is called acidic water. Sulphuric acid is added to water in order to increase... View Article
