Why fe3+ ion is more stable than fe2+ ion is?

1118

---

Garnet is the ore of which element?

1106

---

How can you determine the reaction, taking place at constant pressure delta (h)?

1171

---

Which is element exhibit allotrope in the 6tha group?

1133

---

How do you call fifth, ‘a’ group elements collectively?

1137

---

Which oxo acids of sulphur contain s-s bonds?

1255

---

What is the molecular formula of phosphorous?

1126

---

The expression q=delta (e)-w is? What does it states?

1195

---

Why the transition metal ions or compounds exhibit color?

1091

---

Which equation gives the relation between specific rate (k) and temperature?

1102

---

What is the ratio of slaked lime and sand in mortar?

1083

---

Which is the most reactive element in nitrogen family?

1171

---

The bond formed between the transition metal ion and ligand is?

1132

---

What is kc?

1329

---

Which are the most abundant metal and third abundant element in the earth crust?

1119

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