3
ans
0
cmts
Question 227417
0
ans
3
cmts
Question 227415
0
ans
1
cmts
Question 221521
0
ans
0
cmts
Write a balanced Ionic chemical equation
for the following reaction
(a)HCl+CaCO_3 →CaCl_2 +CO_(2(g)) +H_2 O_((l))
(b)NH_4 OH_( (aq)) +HCl_((aq)) →NH_4 Cl_((aq)) +H_2 O_((l))
31/1/2024
0
ans
0
cmts
in the malicol of CaCO_3 how many
σ and π bond has?
0
ans
2
cmts
how is solution
72.5gr of the [C_3 H_6 O] how many Molecule of [H] exist?
1
ans
0
cmts
how is solution
72.5gr of the [C_3 H_6 O] how many Molecule of [H] exist?
0
ans
0
cmts
Give the IUPAC name of the
following
(a)H_3 PO_4
(b)H_2 CO_3
(c)HCIO
(d) HNO_2
(e)HNO_3
(f)Al_2 (SO_4 )_3
(g)Ca_3 (PO_4 )_2
(h)MgO_2
(i)HF
2
ans
0
cmts
8.1g of a compound Q contain
magnessium and oxygen.if
mass of magnessium is 4.9g
Determine the empirical formular
of compound Q.
[given Mg=24 O=16]
4
ans
0
cmts
Using Electronic diagrams show
the bonding in the following
(a)Magnesium chloride
(b)Sodium chloride
3
ans
0
cmts
Hydrocarbon contain 80% by
mass of carbon and the rest
is for hydrogen.calculate the
empirical formula of the compound
[given H=1 C=12]
3
ans
2
cmts
Question 178009
2
ans
0
cmts
Question 177606
2
ans
0
cmts
Question 177605
1
ans
0
cmts
4+x+2x=8+2(3+x)−3
Find x
0
ans
0
cmts
Work out and sketch P_y orbitals
0
ans
0
cmts
work out and sketch d−orbital for the function
i) f_1 =3Cos^2 θ−1
i) f_2 =SinθCosθCosφ
0
ans
0
cmts
Question 135326
2
ans
0
cmts
Question 125015
0
ans
1
cmts
Question 121091
0
ans
1
cmts
Question 90327
0
ans
0
cmts
Question 77890
1
ans
0
cmts
complete and balance
S+HNO_3 →
0
ans
1
cmts
why the first ionisation(△H_(i1) )energy of Oxygen smaller
than the second?
A. Due to the nuclear charge
B. Due to the distance of the electron from the nucleus
C. Due to the effect of spin−pair repulsion
D. Due to a shielding effect.
0
ans
1
cmts
JEE Main chemistry errors by
Resonance. Today is the last day
for raising objectiions.
You need to tap once to select and tap
the text again to open hyperlink.
1
ans
1
cmts
Question 52991
2
ans
0
cmts
how can i derive a formula to calculate the speed of an electron
in n^(th) orbit of a hydrogen atom?
0
ans
0
cmts
Question 32471
0
ans
0
cmts
Question 32423
1
ans
0
cmts
Question 32151
0
ans
0
cmts
Question 32100
1
ans
0
cmts
Question 31961
1
ans
0
cmts
Question 31960
1
ans
0
cmts
Question 31959
1
ans
0
cmts
Question 31899
0
ans
9
cmts
Question 31863
1
ans
0
cmts
Question 31193
1
ans
0
cmts
Question 30957
0
ans
6
cmts
Question 30626
1
ans
1
cmts
Question 28076
0
ans
0
cmts
Question 27606
0
ans
0
cmts
Question 27517
0
ans
6
cmts
Question 27475
0
ans
0
cmts
Question 27467