Answer / Krishna Kumar

n-Hexane is used instead of hexane because it is more pure and has a lower boiling point, making it easier to remove during the distillation process, resulting in a higher quality product.

Which of the following has the lease penetrating power? 1 Alpha particles 2 Beta particles 3 Gamma rays 4 All have the same penetrating power

3 Answers  

---

Which of the following colors in he visible spectrum has maximum range? 1 Violet 2 Indigo 3 Orange 4 Red

1 Answers  

---

Potassium nitrate is used in 1 Salt 2 Glass 3 Fertilizer 4 Medicine

2 Answers  

---

A team of u.n scientists visited thumba?

1 Answers  

---

Terls was dedicated to u.n as an international institution?

1 Answers  

---

Find the odd one: 1 Marble 2 Chalk 3 Limestone 4 Slaked lime

2 Answers  

---

Which of the following is a chemical change? 1 Magnetization of iron 2 Melting of ice 3 Burning of sulphur 4 Melting of wax

1 Answers  

---

WHAT IS THE FUNCTION OF NIKEL IN CHEMICAL REACTION

2 Answers   Cadila,

---

Using an applied force of a Newton across one meter is known as a:

4 Answers  

---

Which are the units of functioning in vssc?

1 Answers  

---

Which gas is used in cold store ?

4 Answers   Tumkur University,

---

Which of the following metals is a better conductor of electricity? A. Silver B. Copper

1 Answers  

---