In lanthanides (at. no. of elements 58 to 71), the electronic configuration of outermost shells is (n−2)f1−14(n−1)s2p6d0to1ns2. Lanthanides and... View Article
Our resources like forests, wildlife, water, coal and petroleum need to be used sustainably. We can reduce pressure on the environment by... View Article
Alcohol Chlorophyll is the green pigment found in plant leaves. Plants carry out photosynthesis to make food from the raw materials they gather... View Article
When an object vibrates, it sets the particles of the surrounding medium vibrating. The particles in the medium in contact with the vibrating... View Article
Oceans cover a large portion of the earth. The ocean is home to numerous organisms, which include both producers and consumers. In oceans,... View Article
The amount of product formed at an electrode depends upon the time for which current flows. i) Nature and state of the electrolyte. ii)... View Article
A point of contact between two neurons is termed Synapse. The synapse consists of three elements: The presynaptic membrane which is formed by... View Article
Cyanide is an inorganic molecule that is a deadly poison. An inorganic cyanide compound is any chemical compound that contains a monovalent... View Article
The correct answer is a) Gold According to Lavoisier, a French chemist, an element is a basic form of matter that cannot be broken down into... View Article
First, let us know what SN1 is The SN1 reaction is a substitution nucleophilic unimolecular reaction. It is a two-step reaction. In the first... View Article
Ne, F- is an isoelectronic pair, and their electronic configuration is 1s2 2s2 2p6 Neon has (Z=10) has 8 valence electrons and a full valence... View Article
Pure ammonium chloride gets collected on the inner sides of the funnel in the form of a sublimate. Sublimation is the property of a substance... View Article
Answer: Prime factorization - It is a method to find the prime factors of a given number, say a composite number. These factors are nothing but... View Article
Answer: Three numbers 8,10 and 12 We need to find out the largest 3-digit number which is exactly divisible by 8, 10 and 12 To find out the... View Article
Terrestrial hydrogen contains deuterium mostly in the form of HD. There are three isotopes of the element hydrogen: protium, 11H, deuterium,... View Article
To separate different fractions in the petroleum industry, we employ Fractional distillation. Fractional distillation separates crude oil into... View Article
The magnetic field produced by a current-carrying solenoid is the same at all points inside it. To observe the magnetic field lines around the... View Article