To calculate the e.m.f of the cell when does the nelsons equation is use?

1160

---

Which electrode acts as reference electrode and gives its potential value?

1135

---

Which property among the following generally increases from top to bottom in a group 1a? 1. Electropositive, density, basic nature, classical reactivity

1225

---

which property among the following generally decreases from top to bottom in a group 1a? 1. Electropositive, density, basic nature, classical reactivity

1119

---

In electronic conductors, what is the reason for flow of current?

1107

---

Define the phenomenon catenation. Which element has maximum catenation ability?

1409

---

Which branch of science deals with the transformation of chemical energy into electrical energy and vice versa?

1118

---

Why the 2a group elements are called alkaline earth elements?

1167

---

Covalent bond is directional therefore which covalent property is shown?

1116

---

What is the lattice energy of nacl?

1117

---

Give the formula for baking soda.

1115

---

What is galvanic cell?

1273

---

How to know the estimated LOQ concentration in ppm

1279

---

Which one of the following is not aromatic?

1455

---

Is napthalene aromatic?

1422

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