Which is the most stable sulphur at room temperature?

1076

---

For what purpose ammonal is used?

1128

---

What is the structure of phosphorous?

1063

---

Borax is chemically called as ?

1267

---

give the formula of borax?

1109

---

In which oxidation state chromium exhibit different color?

995

---

What is inert pair effect?

1316

---

How many sigma and pi bonds are present in nitrogen formula?

1162

---

What is the bond angle of phosphorous?

1072

---

What is activation energy?

1096

---

What are hydrides of boron called?

1016

---

What does hess law states?

1081

---

Bleaching powder is obtained when cl2 is passes through which inorganic compound?

1053

---

What is the other name of sulphur?

1124

---

Which univalent element cannot form alums and why?

1125

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