Is Salt A Mineral
Yes, salt is a mineral. It is a mineral composed primarily of sodium chloride (NaCl). If we look at the... View Article
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Is Oxygen A Stable Element
The answer is no. Oxygen gas or free oxygen that is found on earth is thermodynamically unstable. In its pure... View Article
Does The Nucleophilic Attack The Electrophile
Yes, a nucleophilic generally tends to attack the electrophile. This phenomenon occurs mostly in nucleophilic substitution reactions. During this reaction,... View Article
Why Are Chromate And Dichromate Anions Colored
One of the main reasons why chromate and dichromate anions are coloured is because of the presence of the transition... View Article
Why Is Copper Ii Nitrate Blue
Copper (II) nitrate is blue in colour mainly because this chemical compound tends to absorb a particular colour when light... View Article
What Will Happen If Aniline Is Treated With Aqueous Bromine
When aniline is treated with aqueous bromine the bromine water gets decolourized. There is a formation of white precipitate. 2,4,6-tribromo... View Article
Why Do Transition Elements Have High Enthalpy Of Hydration
Transition elements have a high enthalpy of hydration because of the presence of strong metallic bonds which is a result... View Article
What Does Electrolytic Cell Consists Of
An electrolytic cell typically consists of two electronic or metallic conductors known as electrodes which are usually kept at a... View Article
At What Temperature Is Diazotization Carried Out
Diazotization is usually carried out at low temperatures between 0 – 5 °C. We have to maintain low temperatures because... View Article
What Is The Chemical Formula Of Siderite
Siderite is a mineral that is composed of iron (II) carbonate. Its chemical formula is written as FeCO3.
What Is The Weakest Force In Chemistry
The weakest force in chemistry is the London dispersion force. It is a temporary attractive force that is produced when... View Article
Is Mercuric Chloride Poisonous
Mercuric chloride also known as Mercury(II) chloride is a very poisonous form of mercury. It is a type of mercury... View Article
How Are Amides Named
If we look at the simple way to name amides then we can refer to them as derivatives of carboxylic... View Article
What Are Amides Used For
Amides are used widely in many instances. Some of them are as follows; It is used in the formation of... View Article
What Is The General Formula Of Amides
Amide which is also referred to as carboxamide is an organic compound with the common formula RC(=O)NR′R″. Here, the R,... View Article
A Committee Of Five Is To Be Chosen From A Group Of 9 People The Probability That A Certain Married Couple Will Either
Solution: Option (B) 4/9 Total number of possible ways = 9C5 = 126 Case 1: Couples serve committee =7C3 =... View Article
5 Boys And 5 Girls Are Sitting In A Row Randomly The Probability That Boys And Girls Sit Alternatively Is
Solution: option (4) 1/126 Total number of ways = 10! Total number of favourable ways = 2x 5!x 5! Hene,... View Article
Out Of 40 Consecutive Natural Numbers Two Are Chosen At Random Probability That The Sum
Solution: Option (4) None of these. There are a total of 40 consecutive integers. Out of which 20 are even... View Article
Out Of 15 Persons 10 Can Speak Hindi And 8 Can Speak English If Two Persons Are Chosen At Random Then The Probability That
Solution: Option (3) ⅕ Total number of persons = 15 = n(E∪H) Number of persons who speak Hindi, n(H) =... View Article
Three Houses Are Available In A Locality Three Persons Apply For The Houses Each Applies For One House Without Consulting Others
Solution: Option (3) 1/9 Total number of houses = 3 = Number of favourable cases Total number of ways =... View Article
