Important Metals & Their Ores SSC, RRB and Banking

Important Metals & Their Ores SSC, RRB and Banking

Metal The solid material which is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivity (e.g. iron, gold, silver, and aluminium, and alloys such as steel). Physical properties of metals All metals except mercury exist as solids at room temperature. Metals have high melting points but gallium and caesium have very low melting points. These two metals will melt if you keep them on your palm. Metals, in their pure state, have a shining surface. This…

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Who Is What (Current Affairs) for SSC, UPSC & RRB Exams

Who Is What (Current Affairs) for SSC, UPSC & RRB Exams

Important Indians Important Ministers New HC Judges Important CEOs, Chairmen Ambassadors International Organisations Important Indians Post Person Post Person President Ram Nath Kovind VP M Venkaiah Naidu PM Narendra Modi CJI Ranjan Gogoi Cabinet Secretary Pradeep Kumar Sinha NSA Ajit Doval Attorney General K. K. Venugopal Solicitor General Tushar Mehta CIC Sudhir Bhargava UPSC Chairman Arvind Saxena CEC Sunil Arora RBI Governor Shaktikanta Das CBI Director Rishi Kumar Shukla NITI Aayog CEO Amitabh Kant NITI Aayog Chairperson Current PM Speaker…

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RRB NTPC 2019 – Exam Dates, Syllabus, Notes & Videos

RRB NTPC 2019 – Exam Dates, Syllabus, Notes & Videos

Exam Dates 1st Stage Computer Based Test (CBT) Tentatively scheduled between June to September 2019 Recruitment Process Only single ONLINE application (common to all the notified posts in opted RRB) has to be submitted by the candidate through the link provided on the official websites of RRBs. The recruitment process shall involve 1st Stage Computer Based Test (CBT), 2nd Stage Computer Based Test (CBT), Typing Skill Test/Computer-Based Aptitude Test (as applicable) and Document Verification/Medical Examination. Selection is made strictly as…

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Sports Current Affairs 2019 | SSC | IB | UPSC | SBI | IBPS | Railways

Sports Current Affairs 2019 | SSC | IB | UPSC | SBI | IBPS | Railways

Sportsperson in News Sports Awards Sporting Events 2018 Schedule of Major Sports Events List of Flag Bearers for India Important Sports Players Cricket Tennis Football Badminton Nicknames of Famous Sportspersons List of Stadiums Latest 30 Sportsperson in News Mitchell Starc (27) broke Glenn McGrath’s (26) record for most wickets in a World Cup. Shakib Al Hasan became the fastest cricketer to the ODI double of 250 wickets and score 5000 runs. Jasprit Bumrah (78 wickets) is the highest wicket-taker across…

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RRB JE 2019 – 20 Previous Year Questions of Biology Series

RRB JE 2019 – 20 Previous Year Questions of Biology Series

Part – I 1. In the context of genetics, DNA stands for [RRB JE 2014 Green Shift] a. Di-Neuro Acid b. Daily News Analysis c. Detoxic Neuro Acid d. DeoxyriboNucleic Acid 2. Match the following [RRB JE 2014 Green Shift] (1) Cell wall (a) Animal cell (b) Plant cell (2) ATP (a) Mitochondria (b) Genes a. (1)-(a), (2)-(a) b. (1)-(a), (2)-(b) c. (1)-(b), (2)-(a) d. (1)-(b), (2)-(b) 3. Synapses and Dendrites are associated with [RRB JE 2014 Green Shift] a….

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7. Metals & Non-Metals (धातु तथा अधातु) – GS (Bilingual) – RRB JE 2019

7. Metals & Non-Metals (धातु तथा अधातु) – GS (Bilingual) – RRB JE 2019

हिंदी में विस्तृत हल देखें 1. Which of the following is a process of galvanization? / निम्नलिखित में से क्या यशदलेपन की एक प्रक्रिया है? a. Mixing of a metal with another metal by melting (एक धातु को दूसरे धातु के साथ पिघला के मिलाना) b. Coating the surface of a metal with Zinc (धातु की सतह पर जस्ता की पढ़त चढ़ाना) c. Coating the surface of a metal with its oxide (धातु पर उस धातु के ऑक्साइड की पढ़त…

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6. Acids, Bases & Salts (अम्ल, क्षार तथा लवण) – GS (Bilingual) – RRB JE 2019

6. Acids, Bases & Salts (अम्ल, क्षार तथा लवण) – GS (Bilingual) – RRB JE 2019

हिंदी में विस्तृत हल देखें Watch Detailed Solutions in English 1. Which of the following acids is present in sour milk? / खट्टे दूध में निम्नलिखित में से कौनसा अम्ल मौजूद होता है?? a. Glycolic acid (ग्लाइकोलिक अम्ल) b. Lactic acid (लैक्टिक अम्ल) c. Citrus acid (सिट्रस अम्ल) d. Tartaric acid (टार्टरिक अम्ल) [RRB JE 2014 Yellow Shift] 2. 49 mL of 0.1 M sodium hydroxide solution is added to 50 mL of 0.1 M solution of nitric acid. Approximate…

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5. Chemical Reactions (रासायनिक अभिक्रियाएं) – GS (Bilingual) – RRB JE 2019

5. Chemical Reactions (रासायनिक अभिक्रियाएं) – GS (Bilingual) – RRB JE 2019

हिंदी में विस्तृत हल देखें Watch Detailed Solutions in English 1. What is the value of X in the following equation? / निम्नलिखित समीकरण में X का मान क्या है? MnO2 + X HCl → MnCl2 + 2 H2O + Cl2 a. 2 b. 3 c. 4 d. 5 [RRB JE 2015 26 Aug 1st Shift] 2. For the reaction, 2Na + H2 → 2NaH, which of the following statements are correct? / दी गई अभिक्रिया के लिए, 2Na +…

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