জিংক ক্লোরাইড দ্রবণে NaOH দ্রবণ যোগ করলে দর্শক আম হিসেবে কোনগুলো উপস্থিত থাকবে?

Created: 4 months ago | Updated: 2 months ago

Z n^{2 +}, O H^{+}

N a^{+}, C l^{-}

Z n^{2 +}, C l^{-}

N a^{+}, O H^{-}

কোন বিক্রিয়াটিতে জারণ-বিজারণ ঘটে না?

Created: 4 months ago | Updated: 2 months ago

F e C l_{3} (a q) + H_{2} S (g) \to F e C l_{2} (a q) + S (s) + H C l (g)

N a_{2} S O_{4} (a q) + B a C l_{2} (a q) \to B a S O_{4} (s) + N a C l (a q)

Z n (s) + C u S O_{4} (a q) \to Z n S O_{4} (a q) + C u (s)

C u O (s) + C O (g) \to C u (s) + C O_{2} (g)

Created: 4 months ago | Updated: 2 months ago

N a C l (a q) + A g N O_{3} (a q) \to A g C l (s) + N a N O_{3} (a q)

Z n (s) + H_{2} S O_{4} (1) \to Z n S O_{4} (a q) + H_{2} (g)

C a C O_{3} (s) ⇌ C a O (s) + C O_{2} (g)

C_{2} H_{6} (g) + \frac{7}{2} O_{2} (g) \to 2 C O_{2} (g) + 3 H_{2} O (g) + H e a t

Created: 4 months ago | Updated: 2 months ago

F e^{3 +}

C u^{2 +}

S n^{2 +}

Z n^{2 +}

Created: 4 months ago | Updated: 2 months ago

Cu(s)

A g^{+} (a q)

Ag(s)

C u^{2 +} (a q)

Created: 4 months ago | Updated: 2 months ago

Mg(s)

Z n^{2 +} (a q)

M g^{2 +} (a q)

Zn(s)

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