The MNF bagged 26 seats in the 40-member state assembly.
Zoramthanga was unanimously elected leader of MNF legislature party at a meeting of the newly-elected party MLAs here Tuesday, an MNF statement said.
Zoramthanga will meet Governor K Rajasekharan at 6 pm to stake claim to form the government in the state.
Tawnluia was elected deputy leader of the MNF legislature party and Lalruatkima its secretary.
Assembly Elections 2018 Live Results : Mizoram
The MNF bagged 26 seats in the 40-member state assembly.
Meanwhile, Chief Minister Lal Thanhawla submitted his resignation to the governor. He lost from both Serchip and Champai South seats from where he contested.
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