Water is made of?

1 Answers   Hetero, Wipro,

---

Why d-blo Ick elements are called outer while f-block elements called inner transition elements

1 Answers  

---

why we have to use sulphuric acid and nitric acid in heavy metals test procedure

1 Answers  

---

How Many grams of solid iodine are produced by the decomposition of 25.4g of hydrogen iodine gas?

0 Answers  

---

How chromium hydroxide shows amphoteric character?

1 Answers  

---

---

Which is a homogenous mixture, NaOH solution or H2O?

2 Answers  

---

I would like to know what is the equilibrium constant for the following reaction: 2CrO42- + 2H+ + 2H2O2 = CrO5 + 3 H2O If possible, a reference will be wellcome.

1 Answers   AllTech,

---

process is feo,fe2o3 and fe3o4

1 Answers  

---

Explain how the structures of clays allows permanent cation exchange?

1 Answers   Meghmani,

---

which is the most abundant element in the universe?

2 Answers  

---

Give a brief description on the position of hydrogen in the periodic table?

9 Answers  

---

Explain a catalyst?

1 Answers  

---