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S O bond length is max in socl2

SOCl2 SOBr2 SOF2 All have same length Answer In SOBr2. S – O bond has maximum bond length in comparison... View Article

Ester of formic acid and grignard reagent

Methyl formate on reaction with excess Grignard reagent followed by the hydrolysis gives a secondary alcohol.

in the electrolysis of dilute h2so4 what is liberated at anode

In the electrolysis of dilute H2SO4, O2 is liberated at anode and H2 at cathode.

sn reacts with dil hno3

Reaction between metallic tin and concentrated nitric acid is given as follows: Sn + 4HNO3 → H2SnO3 + 4NO2 + H2O... View Article

An ideal gas mixture filled inside a balloon expands according to the relation expands according to the relation PV^(2//3)= constant. What will be the temperature inside the balloon

PV2/3 = constant ⇒ (nRT/V)(V2/3) = constantT.V−1/3 = constant ⇒ V∝T3.Temperature increases with increase in volume.

the position of double bond in vinyl acetylene

Four carbon atoms, one carbon-carbon double bond, and one carbon-carbon triple bond make up vinyl acetylene. Vinylacetylene has the following... View Article

the number of atoms in 4.25 g of nh3 is approximately:

Weight of NH3 = 4.25 g Number of moles of NH3 = Weight/Molecularweight = 4.25/17 = 0.25mol Number of molecules... View Article

the group number, number of valence electrons, and valency of an element with the atomic number 15, respectively, are:

Atomic no =15 = 1s22s22p63s23p3 = Phosphorus Group no = 15, Valence electron = 2+3=5. Valency = 8−5 = 3

If 20 g naoh and 36.5 g hcl are added with 360 g water; then weight of hcl present in the resulting mixture is

The overall mass of the new solution must first be determined. msolution = 360 g H2O+20 g NaOH+36.5 g HCl... View Article

the equivalent weight of mnso4 is half of its molecular weight when it is converted to

Equivalent weight = molecular weight/valency factor If valency is 2, then equivalent weight will be equal to its molecular weight.... View Article

How many electron in copper atom (._(29)Cu) have (n+l) = 4

29Cu is 1s22s22p63s23p63d104s1. The electrons having (n+l) = 4 are present in 3p and 4s shells. Hence total number of... View Article

in order to prepare 500 ml of 0.2 m naoh, the mass of naoh required is

We calculate the mass of NaOH, using the molarity formula. [NaOH] = mol soluteL solution 2 M = x mol... View Article

The correct order of increasing boiling of the following aqueous solutions 0.0001 M NaCl (I), 0.0001 M Urea (II), 0.001 M MgCl_(2) (III), 0.01 M NaCl (IV) is

0.0001 M NaCl (I), 0.0001 M Urea (II), 0.001 M MgCl_(2) (III), 0.01 M NaCl (IV) is Answer ΔT =... View Article

Boron has two istopes B^(10) & B^(11) whose relative abundances are 20% & 80% respectively avg.atomic weight of Boron is?

Average relative at Wr. A.W. = 20×10+80×11/100=200+880/100=1080/100=10.8g

the dipole+moment of xy is 1.6×10−30c−m. if inter nuclear distance is 2×10−10 m then % ionic character of xy is (charge of electron =1.6×10−19c)

For a 100 percent ionic character, the dipole moment will be Mu(ionic) = qxd = 1.6×10^-19Cx2.0x10^-10m Mu(ionic) = 3.2×10^-29 Cm... View Article

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