Questions

NH3, Ammonia is a neutral compound as the individual oxidation numbers elements that make up the compound NH3 are Nitrogen (N) and Hydrogen (H) sum to zero. 

We do not speak of the oxidation number of a molecule. We can speak of the oxidation numbers of the individual elements that make up the compound.

Here the oxidation number of Nirogen is -3 and that of Hydrogen is +1.

Now, NH3 = 1(-3) + 3(+1) = -3 + 3 = 0.

The Infantry Regiment is also known as the Mechanised Infantry Regiment of the Indian Army. Though its aggregate size, it is closer to that or a full mechanised division with 26 mechanised battalions.

Indian Army Corps of Electronics and Mechanical Engineers are an arms and service branch of Indian Army having varied responsibilities of design, development, trial, inspection and refit of weapon systems and equipment. They also provide technical advice to units on systems and recovery operations in peace and war.

After the Mumbai attacks in 2008, there has been a paradigm shift in the maritime security apparatus that increased emphasis on surveillance, intelligence gathering and information sharing amongst the various stakeholders to ensure an effective response to any emerging situation. In Feb 2009, the Indian Coast Guard (ICG) was additionally designated as the authority responsible for coastal security in territorial waters, including areas to be patrolled by the Coastal Police.

The Coast Guard is also responsible for overall coordination between Central and State agencies in matters relating to Coastal Security.In order to achieve near gap-free surveillance of the entire coastline, 38 additional Radar Stations and 08 Mobile Surveillance Systems are being installed.

 g