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সকল বিষয়

উত্তর মেরু
স্থায়ী মেরু
দক্ষিণ মেরু
উপমেরু
13 অংশ
23 অংশ
18 অংশ
78 অংশ
অ্যালকোহল
এসিড
এ্যালকেন
অ্যালকাইন
জৈব সার
ইউরিয়া সার
এমওপি সার
ডলোচুন
CH3COOH
CH3CSNH2
CH3CONH2
CH3CH3NH2
Cu2+(aq)
Zns
 Zn3 + (aq)
Cu(s)
NaOH
CO32-
Fe2O3
AI2O3
P α T(V,n স্থির )
V α1ρ(n,T স্থির )
V α T(n, P স্থির )
V α n(P,T স্থির )
গ্রিস বিকারক দ্বারা
টলেন বিকারক দ্বারা
FeCL2 দ্বারা
নেসলার দ্রবণ দ্বারা
K2Cr2O2/H2SO4
Sn/HCI
Na/ইথার
Cu212/HCI
টেট্রাফ্লোরোইথিলিন
ভিনাইল অ্যাসিটেট
ইথিলিন
ভিনাইল ক্লোরাইড
Created: 4 months ago | Updated: 6 days ago
C8H16CI2
C8H16CI3
C8H14CI2
C8H12CI2
Ke = Kp
Kp = Ke
Ke < Kp
কোনটিই নয়
Created: 4 months ago | Updated: 9 hours ago
6
6x
3x2-5
3
nn+122
nn+1 2n+16
n2
n4
4
2
4n + 1π8
4n + 1π2
1
20
25
৪৯
Created: 4 months ago | Updated: 19 hours ago
15!x16
15!x13
1 + 1x15
1 + 1x16
±2
±4
±6
±8
Created: 4 months ago | Updated: 1 day ago
π2
-π2
±π2
π2
Created: 4 months ago | Updated: 1 day ago
sin x
-sin x
-sin x-1x
-sinx2x
1
-1
12
Created: 4 months ago | Updated: 1 week ago
x
1-x
2x ± 1π
2x - 1π2
π
1
2
23
13
নিজে চেষ্টা করুন
cos-1 425
cos-1 421
45°
90°
১৬
CH4
H2O
NH3
X2F2
NaNO3
Ca(NO3)2
CaCo3 NH4NO3
NH4NO3
সমসত্ত্ব
অসমসত্ত্ব
একটি নির্দিষ্ট অনুপাতে যুক্ত
একধিক বস্তুর সমন্বয়ে গঠিত
Created: 4 months ago | Updated: 1 week ago
Na একটি অতিব সক্রিয় ধাতু
Na পানির সাথে বিক্রিয়া করে
Na বায়ুস্থ অক্সিজেনের সাথে বিক্রিয়া করে না
Na কেরোসিন তেলে সংরক্ষণ করা হয়
বিশেষ ধরনের অসম্পৃক্ততা বিদ্যামান
অনুরনন ঘটে
হ্যাকেলের তত্ত্ব অনুসরণ করে না
1 আগে বিজরিত হয় ?
CI আগে জারিত হয়
CI আগে বিজারিত হয়
1 আগে জারিত হয়
1 আগে বিজারিত হয়
সোডিয়াম পলিফসফেট
সোডিয়াম আয়োডেট
পটাশিয়াম পলিফসফেট
নিজে চেষ্টা করুন
Created: 4 months ago | Updated: 6 hours ago
on
into
at
in
Created: 4 months ago | Updated: 5 days ago
of
by
with
for
Created: 4 months ago | Updated: 2 days ago
on
to
for
over
Created: 4 months ago | Updated: 2 days ago
Dormancy
Sluggishness
Liveliness
Democracy
Created: 4 months ago | Updated: 2 days ago
Contribute
put up
Give up
Hang up
Created: 4 months ago | Updated: 5 days ago
The town has sixty thousands people.
The town has sixty thousand peoples.
The town have sixty thousand people.
The town has sixty thousand people.
Created: 4 months ago | Updated: 3 days ago
Let he and you be witness.
Let you and him be witness.
Let you and he be witness.
You and he be witness.
Created: 4 months ago | Updated: 6 days ago
Farida said to her mother that I shall go to bed now.
Farida told her mother that she should go to bed.
Farida told her mother that she will go to bed now.
Farida told her mother that she would go to to bed then.
Created: 4 months ago | Updated: 6 days ago
Mamun told Zahan that he would be going to him the next day.
Mahmun told Zahan that he would go to him the following day.
Mahmun told Zahan that he should come to him the next day.
Mahmun informed Zahan that he would be come to him the following day.
Created: 4 months ago | Updated: 6 days ago
Your promise should be keet by you
Your promise should be kept by you.
Your promise should be keep by you.
Your promise should kept by you.
Created: 4 months ago | Updated: 3 days ago
Mice is killed by cats
Mice are killed by cats
Mice have been killed by cats.
Mice are being killed by cats.
He said that he wanted some milk.
He prayed that he might have some milk.
You wished that he might have some milk.
He said that he might have some milk.
Created: 4 months ago | Updated: 1 week ago
Nobody loves him, do they ?
Nobody loves him, does they?
Nobody loves him, do anyone?
Nobody loves him, is there anybody ?
awarded
awards
had been awarded
have been awarded
Created: 4 months ago | Updated: 1 week ago
adverb
Preposition
noun
Conjunction
Created: 4 months ago | Updated: 1 week ago
The cow eats grass.
The cow lives on grass.
Cow eat grass.
Cow live on grass.
Created: 4 months ago | Updated: 1 week ago
He is very sloppy.
He is very clever.
He is very smart.
He is very intelligent.
Created: 4 months ago | Updated: 1 week ago
To are is human
To err is human
To err is humanity.
Too err is human
Struggle this time is the struggle for libration.
This war is libration.
This year fight for liberation.
This years war is liberation war.
I can go, but why shall go?
I may go, but why I will go?
I can go, but why do go?
I can go, but why should I go ?
Created: 4 months ago | Updated: 1 week ago
We are three brothers and sisters.
We are three brothers sisters.
I have two brothers and sisters.
We are all three brothers and sisters.
He is ill a week.
He has been ill for a week.
He had been ill for a week.
He is being ill for a week.
Created: 4 months ago | Updated: 2 days ago
2π
3π
4π
5π
Created: 4 months ago | Updated: 6 hours ago
Reject
Pollute
Forget
organize
0.07 গুন
0.637 গুন
2 গুন
কোনোটিই নয়
CH4
NH3
BCl3
PH3
টোটোমারিজম
মেটামারিজম
অবস্থান সমাণুতা
Created: 4 months ago | Updated: 6 hours ago
out
up
in
on
How does the book cut readers ?
The book cut well.
How is the book selling ?
Is the book leaving the market ?
11010110
1010011
1101101
101101
3419
4610
4410
4510
2x-11y+7=0
2x+11y+17=0
11x-2y+7=0
11x+2y+17=0
কিটোন
অ্যালডিহাইড
এষ্টার
অ্যালকোহল
ফেরোচৌম্বক
প্যারাচৌম্বক
ডায়াচৌম্বক
ক ও খ উভয়ই
বিভিন্ন রঙে বিভক্ত হয় না
বিভিন্ন রঙে বিভক্ত হয়
সম্পূর্ণ ভাবে শোষিত হয়
প্রতিফলিত হয়
Created: 4 months ago | Updated: 6 days ago
পৃথকীরন পদ্ধতি
রাসায়নিক পদ্ধতি
শোষণ পদ্ধতি
তরল পদ্ধতি
(0,3)
(-3,0)
(4,0)
(0,0)
sin-1(sinx) = x, যখন -1x1
cos-1(cos-1 x) = x, যখন -01π
sin (sin-1 x) = x, যখন -1x1
cos-1(cos-1 x) = x, যখন -π2xπ2
100011001
100000001
110001101
কোনটিই নয়
Created: 4 months ago | Updated: 6 hours ago
2
Created: 4 months ago | Updated: 6 days ago
সমযোজী
তড়িৎযোজী
সন্নিবেশ সমযোজী
ধাতব বন্ধনযুক্ত যৌগ
Created: 4 months ago | Updated: 7 hours ago
cutting
cut
be cut
to cut
Created: 4 months ago | Updated: 1 week ago
automatic
distant
savage
mean
PCl5 = PCl3 + Cl2
N2 + O2
2FeCl3 + H2S = 2FeCl2 + 2HCl + S
নিজে চেষ্টা করুন

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