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সকল বিষয়
Cl₂NaOH → NaOCl + NaCl+ H₂O
Fe + dill. H₂SO₄ → FeSO₄+H₂
CuSO₄+NH₄OH → Cu(OH)₂+(NH₄)₂SO₄
0.2M 10mL CH₃COOH + 0.1 M 10 mL NaOH
0.2M 10mL CHL + 0.1 M 10 mL NaOH
0.1M 10mL CH₃COOH + 0.2 M 10 mL NaOH
3-bromo-2chloro-5-methyl hexane
3-bromo-2chloro-5-ethyl hexane
2-chloro-3bromo-5-methyl hexane
nucleophilic substitution
electrophilic substitution
brown, blue, white and pink
brown, pink, white and blue
brown, white, blue and pink
NH₃ and H₂O are conjugate pair
OH⁻ and H₂O are conjugate pair
OH⁻ is the conjugate base of acid H₂O
HCl(aq) + ½ Ca(OH)₂(aq) → ½ CaCl₂(aq)+H₂O(l)
2HCl(aq)+ Ca(OH)₂(aq) → CaCl₂(aq)+2H₂O(l)
H₂SO₄(aq) + Ca(OH)₂(aq) → CaSO₄(aq) + 2H₂O(l)
increase in the concentration of Ag+ ions
increase in the size of tin rod
increase in the concentration of SN₂+ ions
শ্রবণের সাথে সংশ্লিষ্ট অঙ্গ
খাদ্য চর্বণের সাথে সংশ্লিষ্ট অঙ্গ
দৃষ্টির সাথে সংশ্লিষ্ট অঙ্গ
আইলেটস্ অব ল্যাংগারহ্যান্স
স্পোর নির্গমনে সাহায্য করা
বংশ বিস্তারে অংশ গ্রহণ করা
cats have predatory eyesight
cats are sensitive to smell
claws that are extra sharp
cats that can change shape
claws that can move inwards
claws that are sensitive to feelings
It is you who are to leave.
It is you who has won the prize .
He suspicioned that something was wrong.
He suspicious that something is wrong.
He suspected that something was wrong .
He suspect that something is wrong.
The poet was day dreaming.
The flowers had cheerful company .
The sea waves beside them had gone wild.
The poet is sad because the flowers have not bloodmed fully.
The poet is sad because winter will soon arrive.
The poet is sad because the flowers remind him of his own death.
The poet is sad because flowers bring very hot weather.
The jury are arguing among themselves.
The jury is arguing among themselves.
The Jury is arguing among themselves .
The jury has been arguing among themselves.