Periodic table class 11 questions and answers
WebApr 13, 2024 · Periodic Table Question 1: Which of the following is/are used as both fertilizer as well as explosive? 1. Ammonium nitrate. 2. Calcium sulfate. 3. Potassium. Select the … WebAn example of metalloid elements in the periodic table is: 1. Na and K 2. Cu and Al 3. As and Si 4. Ca and Mg Classification of Elements and Periodicity in Properties Chemistry …
Periodic table class 11 questions and answers
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WebMay 30, 2024 · Temperature Conversions Worksheet #2 Temperature Conversions Answers #2 Moles to Grams Conversions Worksheet Moles to Grams Conversions Answers Formula or Molar Mass Worksheet Formula … WebAug 20, 2024 · Directions : Each of these questions contain two statements, Assertion and Reason. Each of these questions also has four alternative choices, only one of which is the correct answer. You have to select one of the codes (a), (b), (c) and (d) given below.(a) Assertion is correct, reason is correct; reason is a correct explanation for … Continue …
WebJun 25, 2024 · Write two demerits of Modern periodic table. Answer: Two demerits of Modern Periodic table are : (a) Hydrogen resembles both the alkali metals and halogens, … WebSep 3, 2024 · Long Form of Periodic Table. The long form of the periodic table is built according to the electronic configuration of the elements. It is the present form or the …
WebOct 14, 2024 · Answer: Cl, I and Br belong to group 17 (halogen group) in the periodic table. As we move down the group from top to bottom in the periodic table, a new shell gets added in the atom of the elements. As a result, the effective nuclear charge decreases due to increase in the atomic size as well as increased shielding effect. WebNEET MCQ Books for XI th & XII th Physics, Chemistry & Biology The outermost electronic configuration of the most electronegative element is : 1. ns 2 np 3 2. ns 2 np 4 3. ns 2 np 5 4. ns 2 np 6 Q 5: 79 % From NCERT (1) (2) (3) (4) Subtopic: Modern Periodic Table & Periodicity Electronegativity Show Me in NCERT
WebFeb 24, 2024 · Answer: Li, B, Be and N belong to the same period. As we move across a period from left to right in the periodic table, the effective nuclear charge increases steadily, and therefore, electronegativity increases. Hence, the elements Li, B, Be and N have the electronegativities 1.0, 2.0, 1.5, and 3.0, respectively on the Pauling scale. Question B.
WebCorrect statement regarding transuranic elements is : 1. They have higher atomic number than uranium. 2. They are lighter than uranium. 3. They have lower atomic number than … layer of turfWebMar 27, 2024 · Periodic Table MCQ Quiz Questions And Answers. Take our Periodic table MCQ quiz to test your knowledge of the elements and their positions respective to each other. This quiz is made up of 22 multiple … katherin loor alcivarWebChoose 1 answer: The repulsion by the electrons in the same valence shell A The repulsion by the electrons in the same valence shell The amount of shielding by inner shell electrons B The amount of shielding by inner shell electrons The distance from the nucleus C The … katherin manchego tik tokWebJul 25, 2024 · Q. Uranium is what type of matter? Show Answer. Q. What is the heaviest element with a one letter atomic symbol? Show Answer. Q. Nitrogen, Boron, Helium, … katherin medel garciaWebFree NCERT Solutions for Class 11 Chemistry Chapter 3 Classification of Elements and Periodicity in Properties solved by expert teachers from latest edition books and as per … layer of tearsWebView Answer. The periodic table consists of four blocks of elements that correspond to the s, p, d, and f orbitals being filled. After the f orbitals come the g and h orbitals. In theory, if a g block and an h... View Answer. For the cesium element, give its chemical symbol, atomic number, and group number, and to specify whether each element ... layer of waterbottom of dishwasherWebApr 13, 2024 · Periodic Table Question 1: Peroxyacetyl Nitrate (PAN), a cause of concern, is a secondary pollutant present in which of the following kinds of smog? Sulfurous smog Photochemical Smog Volcanic Smog None of the above Not Attempted Answer (Detailed Solution Below) Option 2 : Photochemical Smog India's Super Teachers for all govt. … layer of weal ductile rock in the mantle