. What happens when iron nails are dipped in water in a test tube for a week?

Related questions

Explain why the following are made of thermosetting plastics

---

Name two metals which are liquid at room temperature

---

Avoid plastics as far as possible Comment on this advice

---

Which of the following is a source of rayon

---

Why is it said that air is a homogeneous mixture of various gases

---

The difference between combustible over non - combustible substances is

---

The unit of calorific value is

---

The phenomenon of marble cancer is due to

---

Artificial man - made wool is known by the name

---

Which fibre is obtained from flax seeds

---

Coal natural gas and petroleum are

---

The material is similar to silk in appearance is

---

Linen fibre is obtained from

---

Polycot is obtained by mixing

---

Naphthalene balls are prepared from

---

Which among the following is also known as artificial wool

---

Sulfur is an insulator unlike metals which contain a

---

Soda acid fire extinguishers contains sulphuric acid and

---

State True or False Coke is almost pure form of carbon

---

Which of the following represents natural fibres

---