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Valency of an element depends on which of the following? I. Number of losing electron II. Number of gaining electron III. Number of sharing electron
Valency of an element depends on which of the following? I. Number of losing electron II. Number of gaining electron III. Number of sharing electron
The profit – sharing ratio of two partners is 2 : 3 if another partner is added with 40% of the profit – sharing ratio and the profit – sharing ratio of the initial two partners remains the same. Find the new profit – sharing ratio.
Sharing or transfer of electrons from one atom to the other to attain stable octet configuration follows _______
Which of the following options are correct? 1. Three carbon atom is indicated by 'prop'. 2. Four carbon atom is indicated by 'but'. 3. Seven carbon atom is indicated by 'Hex'. 4. Nine carbon atom is indicated by 'Non'.
In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives. Books are our ______ friends. They are our guides. We can learn everything from them. The books contain all the great ______ of the world's leaders and we can learn them by reading the books. The books help us find ______ to our questions. The books never fail us. We should read as ______ books as we can. But all books are not good. So we should ______ only good books. ______ books as we can.
Why do most of the elements try to participate in the chemical combinations? i. To gain more electrons ii. To achieve Inert Gas configuration iii. To complete their octet iv. To complete their inner shells Choose the correct option among the following
Which of the following are the properties of an electron? 1) Electron is a constituent of cathode ray 2) Electron is a negatively charged particle 3) The mass of the electron is equal to the mass of the proton 4) Electron is deflected by the electric field but not by magnetic field Select the correct answer using the code given below:
In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives. Books are our ______ friends. They are our guides. We can learn everything from them. The books contain all the great ______ of the world's leaders and we can learn them by reading the books. The books help us find ______ to our questions. The books never fail us. We should read as ______ books as we can. But all books are not good. So we should ______ only good books. So we should ______ only good books and read them.
In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives. Books are our ______ friends. They are our guides. We can learn everything from them. The books contain all the great ______ of the world's leaders and we can learn them by reading the books. The books help us find ______ to our questions. The books never fail us. We should read as ______ books as we can. But all books are not good. So we should ______ only good books. The books help us find ______ to