RRB Group D Exam 2022: Important Mcqs

RRB GROUP - D

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RRB GROUP - D

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RRB GROUP - D

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RRB GROUP - D

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RRB GROUP - D

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RRB GROUP - D

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RRB GROUP - D

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RRB GROUP - D

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RRB GROUP - D

RRB GROUP - D

EXAM-2022

EXAM-2022

जल्द होगी रेलवे भर्ती परीक्षा पूछे जाएँगे ये सवाल

RRB GROUP - D

RRB GROUP - D

EXAM-2022

EXAM-2022

Q. पारा का परमाणु संख्या ( Hg) हैं ? Ans- 80

RRB GROUP - D

RRB GROUP - D

EXAM-2022

EXAM-2022

Q. समान आवर्त के तत्वों में होता है – Ans- समान कोशो की संख्या

RRB GROUP - D

RRB GROUP - D

EXAM-2022

EXAM-2022

Q. तत्वों को कितने वर्गों में विभाजित किया गया है ? Ans- 4

RRB GROUP - D

RRB GROUP - D

EXAM-2022

EXAM-2022

Q.आधुनिक आवर्त सारणी में अधातुओ की कुल संख्या- Ans- 20

RRB GROUP - D

RRB GROUP - D

EXAM-2022

EXAM-2022

निम्नलिखित में से किस वैज्ञानिक ने हैं ऑक्टेव सिद्धांत के आधार पर तत्वों की व्यवस्था की है ? Ans- न्यूलैंड

RRB GROUP - D

RRB GROUP - D

EXAM-2022

EXAM-2022

Q.9 हेनरी मोसले द्वारा आधुनिक आवर्त सारणी मैं तत्वों को व्यवस्थित किया गया था Ans- उनकी परमाणु संख्या

RRB GROUP - D

RRB GROUP - D

EXAM-2022

EXAM-2022

HOPE YOU GUSSE ALL MCQS...