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  • 1 answers

Tarakeesh Ch 8 years, 2 months ago

Oxidation no is 3
  • 1 answers

Varun Banda 8 years, 2 months ago

Water is a polar molecule. A water molecule is formed when two atoms of hydrogen bond covalently with an atom of oxygen. In a covalent bond electrons are shared between atoms.covalent bond is present in ice.Hydrogen bonding is there in ice..

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Varun Banda 8 years, 2 months ago

Carbonate ions, CO32- can be detected whether in a solid compound or in solution. An acid, such as dilute hydrochloric acid, is added to the test compound. Carbon dioxide gas bubbles if carbonate ions are present. Limewater is used to confirm that the gas is carbon dioxide. It turns from clear to milky when carbon dioxide is bubbled through. One can use cadmium carbonate,sodium carbonate e.t.c to detect carbonate...Any salt that contains carbonate can be used to carry carbonate test.

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Rahul Poddar 8 years, 2 months ago

C3H12 exist think it your sell maximum hydrogens attached with 3 carbon are 8 how you say it's c3h12

Rubu Mala 8 years, 2 months ago

no..i solved it....it's C3H12

Rahul Poddar 8 years, 2 months ago

Is it 3CH4 it has 75 percent carbon and 25 percent hydrogen by mass and it's molecular mass is 48u
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Rahul Poddar 8 years, 2 months ago

Sorry propanone

Rahul Poddar 8 years, 2 months ago

It is butanone it's structure is H3CCOCH3
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Rheiya Manhas 8 years, 2 months ago

The oxidation no.of Mn in K2MnO4 is 6 Let Mn o.n is x then 2+x+4 (-2)= 0 2+× = 8 × =6
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Lokesh Naidu 8 years, 2 months ago

Idiot
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Debasmita Jamuda 8 years, 2 months ago

Orbit:- 1. It is the path around the nucleus where electrons revolve. 2. They can accommodate 2n^2 electrons. 3. They are circular in shape. Orbitals:- 1. It is the space around nucleus where there is max probability of finding electrons. 2. They can accommodate only 2 electrons. 3. They can be circular, dumbbell or double dumbbell in shape.
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Shradha Tamang 8 years, 2 months ago

Lithium fluoride the lattice enthalpy is very high due to small size of fluoride ions. The hydration enthalpy is very less, hence LiF is insoluble in water.
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Rudra Pratap Singh Rathore 8 years, 2 months ago

It's atomic number is 9 and E.C is 1s2 2s2 2p5
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Shaily Singh 8 years, 2 months ago

Bcoz conc. of solids and liquids remain constant

Shaily Singh 8 years, 2 months ago

Kc = CO2(g)
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Wishnu Priya 8 years, 2 months ago

Characteristics of ionic compound *crystalline state *solid *high melting point *if ionic compound is solid,it will bad conductor of electricity & if ionic compound is liquid,it will good conductor of electricity
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Rahul Poddar 8 years, 2 months ago

3 bromo nonan-1-al
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