Questions

In chemistry, the term transition metal has three possible meanings: The IUPAC definition defines a transition metal as "an element whose atom has a partially filled d sub-shell, or which can give rise to cations with an incomplete d sub-shell".

Any of the set of metallic elements occupying a central block (Groups IVB–VIII, IB, and IIB, or 4–12) in the periodic table, e.g. iron, manganese, chromium, and copper. Chemically they show variable valency and a strong tendency to form coordination compounds, and many of their compounds are coloured.

Here in the given options, only iron (Fe) is a transition metal since Strontium is an alkaline earth, arsenic is a metalloid, hydrogen is (normally) a diatomic gas.

Arya Samajam

The correct pairing of DNA bases among the given options is guanine - cytosine.

Medina

Inbound Marketing :

     Inbound marketing refers to marketing activities that bring visitors in, rather than marketers having to go out to get prospect's attention.

1. Communication is interactive and two-way.

2. Customers come to you via search engines, refferals and social media

3. Marketers provide value

4. Marketers seek to entertain and/or educate

5. It is a cheaper way of marketing

6. It is the new trend in marketing

7. People are more in control of what information they receive and how

Outbound Marketing

    In Outbound marketing the company contacts the customer through a message. It uses offline methods such as trade shows, mails to customers and calling customers.

1. Communication is one-way.

2. Customers are sought out via print, TV, radio, banner advertising and cold calls.

3. Marketers Provide little to no added value.

4. Marketers rarely seek to entertain or educate.

5. It is expensive compared to inbound marketing

6. It is one of the traditional methods of marketing.

7. In outbound marketing company is in control.